Best cut off wheel for hardened steel

Cut Off Wheels - Top-Rated Cutoff Wheel

Over 1.5 million maintenance, repair & operations (MRO) products. For the ones who ..

eQuotes · Free Account Registration · Expertise You Can Trus

  1. If this is so then you only have to gash them on all sides 1/32 and you can cut them in a band saw. If they are through hardened then you'll need a cut off wheel. Any time I've had trouble with a cut off wheel on an unknown material it was usually due to my technique
  2. um
  3. g all kinds of metal. It can also used on other materials, including thin wood, plastics and ceramics. This cutting disc is constructed from a hard abrasive used for slicing and cutting metal including hardened steel
  4. AlexI. 49. May 5, 1999. Hi, I wonder if anybody here tried to cut hardened steel with those little thin cut off discs using a Dremel tool? To be more presize, I'm thinking of getting a Scandinavian Leuku style blade and cutting off its point end at an angle to produce a scramasax reproduction (not exactly correct crossection, but a cheap.
  5. Cut-off Wheels are reinforced with fiberglass for increased durability to cut, trim and groove into a variety of metals including hardened steel. Ideal for easily cutting or slotting bolts, screws or sheet metal, thin wood, ceramic and plastic
25 pc Diamond Burr & Cut Off Wheel Set Polishing Glass Art

Stainless Cut-Off Wheels - Get What You Need Fas

Applications: abrasive cut-off wheel works best with thin gauge steel and stainless-steel surfaces. The Fe-S-Cl free cutting tool is also highly efficient with galvanized steel Specifications: Zirconia Alumina wheel has a 4-1/2 in. diameter, 1/32 in. thickness, and features a 7/8 in. arbor round hole fastening Cutting, notching pipe; Cut-off wheels: Ceramic alumina for difficult-to-grind materials, including super alloys and hardened steel. Zirconia Alumina for fast stock removal and rough cutting applications. 4 Best Practices for Fabricators Using Fiber Discs Aluminum oxide is the most common abrasive used in grinding wheels. It is usually the abrasive chosen for grinding carbon steel, alloy steel, high speed steel, annealed malleable iron, wrought iron, and bronzes and similar metals

United Abrasives.045 wheels are the best choice for efficient cutting. They should never be used for deburring metal after cutting or grinding. This type of misuse could result in wheel failure resulting in severe injury. United Abrasives.090 wheels are designed for cutting and notching metal In fact, your best bet for cutting hardened steel may be an angle grinder with a cutoff wheel. This video, in addition to showing you how to cut hardened steel with an angle grinder, has some valuable safety tips. These tips include how to cut with an abrasive blade¹ without having the blade shatter or break on you 10. BHA Metal and Stainless Steel Cut Off Wheels for Angle Grinders. Compatible with 4.5 angle grinder. 1/16 inch (.0625) thickness for long life and increased durability. Capable of cutting fiberglass, plastic, iron, steel, stainless steel, and other ferrous metals. 4-1/2 x 1/16 cut off wheel with 7/8 arbor First off the metal you are working with can be 1}, Ni-Hard-1, or 2} SUPER Ni-Hard, or 3} HIGH CHROME IRON , all have a Brinnel from anywhere of 560 up past 600-625. That said, you need what's called a soft cutting wheel . Soft refers to the binding system of the cutting media When it comes to cutting the toughest metals, like tool steel, Inconel ®, high-nickel alloy, titanium and armored steel, users need a cutting wheel that will deliver a superior combination of life and cut rate for maximum productivity. With Tiger Ceramic, there's no more compromise

What is the Best Sawzall Blade for Hardened Steel? Carbide tipped blades cut harder, denser metals like hardened steel, cast iron, alloys including boron steel, and higher grades of stainless steel. These blades are extremely hard, heat-resistant, and impact-resistant. They are typically 8 TPI One wheel cut through 1/4 hardened steel twice at 45 degrees to the surface and nearly made a third 90 degree cut to the surface before it gave up the ghost. This steel was 8 wide! 4 people found this helpfu

Zirconia is a naturally occuring mineral with extremely high fracture toughness, which produces a high metal removal rate when cutting through hardened materials like tempered steel. Zirconia also offers superior heat dissipation, which can be important when cutting through thick steel plate The Dremel 15/16 in. Heavy-Duty Cut-Off Wheel is ideal for cutting, grooving and trimming all kinds of metal. It can also use on other materials, including thin wood, plastics and ceramics. This cutting disc is constructed from a hard abrasive used for slicing and cutting metal including hardened steel

Top 23 Best Tool Rooms

A grinding wheel is a precision tool with thousands of cutting points on its surface - abrasive grains that are held in place by a bond matrix (hence these are known as bonded abrasives) and separated by pores.. These pores are hollow spaces between abrasive grains and the bond , which help with the clearance of discarded metal chips in the grinding process Product Specifications. Get a 15/16-inch diameter cut-off wheel made of a hard abrasive material that's used for slicing and cutting metal, including hardened steel. Our cut-off wheel makes it easy to cut bolts or screws, or make slots in rusted or stripped bolts and screws to allow for easy removal with a screwdriver. Pack of 20 wheels

Manufacturer model number 20975-975made in the united states of americateeth per inch 24 handle design aluminum. Compact and mini saws are for lightweight cutting in very restricted areas.can be used on applicationmost metals including un-hardened tool steel and stainless steel metal.. Blade length 10 inchesincludes one bladecompact designthe mfr I spent like 20 minutes doing crap with this wheel but then I felt like I was burning too much time and had to quit the stress test, edit & post the vid, the.. A cutting torch can cut through steel and almost anything else too, but you must be really careful about what's around it! Note the flame as in the Photo from wikihow.com. For fabricating, cutting torches are not as useful because it's nearly impossible to get much accuracy, and the finished cut is often jagged and rough

Resin bond grinding wheels are used for stainless steel cutting, grooving, and centerless grinding. It has high strength, good elasticity, shock-free and many porous and can be used for high peripheral speed (35-75m/s). But resin bond grinding wheels have low hardness. If put the resin grinding wheel into the paraffin wax, it can prevent the. Buy Abrasives Products at Grainger. Expert Service and Fast Shipping Best Power Tools to Cut Steel. Steel can be cut with a variety of power equipment, depending on the shape of the steel that needs to be cut. A bench mounted, drop saw will fit a 14 350mm or 16 400mm cutting blade, and this is most suitable for heavier steel work as the chop saw can cut through almost any metal with the correct cutting blade

Long-Life Floor-MountCutoff Saw Wheels for Metal. Two layers of fiberglass mesh reinforcement give these fast- cutting, zirconia alumina wheels at least three times the life of standard cutoff wheels when aluminum, iron, stainless steel, and steel You can use type A27 depressed center grinding wheels to cut with in a pinch, the reinforcement is internal so you can grind with the face, edge, or back. But they are thick so the cut takes forever and wastes more steel than a thin wheel would. The time you would save would pay for a cutting wheel on the first cut 2. Use a bench vise to firmly hold the hardened steel as it is cut. This will ensure a clean cut, and will help to reduce any wasted energy. 3. Hold the Hacksaw firmly with both hands, placing one hand on the hacksaw's handle and the opposing hand on the opposite end of the saw I agree about the use of plasma on a hardened tool steel. There are many good roughing wheels available for fast removal of steel while profiling. I use a ceramic wheel most of the time for roughing and can rough out a 3 wide crown in less than 2 minutes with the correct wheel and speed The cylinder was made of 4140 steel, which is a 1% chromium-molybdenum steel alloy that is generally hardened and tempered to a tensile strength of 850-1000 Mpa. JR Precision & Welding was machining the part on a 5-axis machine in an elliptical path, which increased the size of the burrs created

Great Offers - Great Prices On Top Item

The Dremel 420 Cut-Off Wheels are made of a hard, abrasive material used for cutting metal, narrow wood and hardened steel. It's designed for use with the Dremel Mandrel 402. When the 15/16 inch metal cut-off wheel is in motion and positioned along the edge of a flat surface, it will allow you to slice cleanly and evenly with the weight of the. CBN or Diamond wheels work best, if applicable If you have a lot of grinding of these tough tool steels, A2, D2, H-13, or DC53, you might consider investing in a CBN grinding wheel. These super abrasive grinding wheels work wonders on the toughest hardened tool steels, but cost much more, of course

Best angle grinder wheel for cutting metal in 2021 - GearsLof

This cut-off disk can be used on different metal types, like aluminum, copper, cast iron. But also for short cuts in plastic or brick. On materials like a galvanized metal (Ductwork) or hardened steel, it's best to use reinforced cut-off wheel (426 An abrasive saw is the first choice for cutting stainless steel rod, bar, tube and other stock shapes. An Everett chop saw is great because each chop saw is fixed with a clamp to hold the item and a large motor and cut off wheel to cut through hard stainless steel. Everett saws of all types and sizes are used for stainless steel cutting

Top 10 Best Cut Off Wheel for Steel, Metal, Aluminum

  1. um, copper, cast iron. But also for short cuts in plastic or brick. On materials like a galvanized metal (Ductwork) or hardened steel, it's best to use reinforced cut-off wheel (426) Recommended speed. Alu
  2. Labcut 250B - Bench Top Abrasive Cutting Machine. Extec's Labcut 250B is a bench-top, manually operated abrasive cutting machine designed for cutting wheels up to 10 inch (254mm) diameter. The Labcut 250B can be used to section a wide variety of modern materials. More Information
  3. Product Overview. The Gyros Fiber Disks HT are abrasive cut off wheels specifically formulated to cleanly and smoothly cut High Tensile-Strength materials such as hardened and unhardened steels, steel alloys, hard bronze, etc. Sharp cutting action produces a clean, smooth finish. The fiberglass-reinforced structure gives our cut off wheels.
  4. 1,788 products. Grinding wheels and cut-off wheels are covered in abrasive grit and used for grinding, cutting, and machining applications. Grinding wheels remove material from metal, glass, wood, brick, or concrete. Cut-off wheels cut or notch these surfaces. Wheels are used with power tools and industrial machines such as angle grinders or.

Top Rated in Abrasive Cutoff Wheels & Helpful Customer

Dremel 426B 1-1/4 In. (31.8 mm) Cut-off Wheel. Reinforced fiberglass cut-off wheels for increased durability to cut, trim and groove into a variety of metals including hardened steel. Ideal for easily cutting or slotting bolts, screws or sheet metal, thin wood, ceramic and plastic. Quick dispense system for easy access to your next cut-off wheel Heavy-duty, tempered steel blades. Blades grip cable and cut easily at center of jaws. Lock keeps handles closed for easy storage. Comfortable, plastic-coated handles for steady grip. Hardened steel, precision cutting blades for long service life. Unique triangular jaws cleanly cut cable without compression or frayed ends How to Cut a Steel Plate at Home. There are numerous methods of cutting a steel plate at home. Unfortunately, most of the methods require expensive tools and years of training to perform the cut.

Best Cut Off Wheel for Steel and Stainless Steel

It can cut through thicker surfaces like steel studs, iron pipes and, angle irons. A few other characteristics worth mentioning include the vibration-dampening design that increases stability, a diameter of eight inches, 42 teeth, a hardened stainless steel body and a design suitable for cutting through materials that are 3/32 inches or thicker Try filing off a bit with a file, if the files slides off without its teeth biting into the material, it's hardened and should not be cut with a carbide tipped blade. Cutting hardened steel can cause the teeth to chip, sending small, sharp pieces of carbide everywhere very fast - and it the worst case it can cause the whole blade to explode

This BINIC cutting disc has been designed for fast and precise cutting with minimal effort, as well as enhanced core stability to reduce vibration. They are suitable for a variety of materials, such as stainless steel, mild steel, hardened steel and high grade steel, as well as other general cutting applications The idea here was to trim the remnants off and then drill a hole in what was left so that it could be safety-wired shut. I knew going in that by cutting (with a cut-off wheel) and grinding the linkage it would work harden. That didn't seem to be too big of a problem because I could anneal it after trimming it to shape The best metal cutting chop saw is made by Dewalt, Morse, or Makita. There are two types of metal cut-off saws, the most common is the abrasive wheel chop saw for light to medium cuts. For thicker metals is a carbide-tipped tungsten-toothed Cold Saw doesn't need frequent blade replacements for demanding jobs Vise capacity: 11 7⁄8 in.Pipe-cut time: 10 sec. Metabo HPT's CC14SFS is a fast cutter with the biggest vise in the test. That vise also earns extra points for the quick-lock and quick-release.

What Is The Best Grinding Wheel For Tool Steel

Commonly used for machining hardened steel and related alloys at high temperatures. Ceramic (296) Cooler-cutting and more durable than natural aluminum-based products, ceramic provides a sharp, high-purity grain. zirconia alumina is best for medium- to heavy-material removal. Straight Cut-Off Wheel - Superabrasive. Type 1V1P (2) Beveled. Choose a pair of long-handled bolt cutters and place the shackle between the blades. Squeeze the grips of the bolt cutters together until they cut through the shackle. Then, simply remove the lock. However, if the lock is made of galvanized or hardened steel, the bolt cutters may not be able to penetrate the shackle

1. Makita CUT-OFF WHEEL. We are opening up the best abrasive chop saw blade review with a trusted and reliable product from the Makita brand. It is a known fact that the Makita brand is popular for its production of capable and dependable tools and this 14 inch Makita Cut Off Wheel is a product that carries high quality which the brand is noted. None of the material itself is difficult to cut—the grinder slid through the aluminum shell like butter and made short work of the hardened steel shackle—but there's just so much material. A. Cutting. Cut-Off Wheel 24 mm (409) 2615000409. Where to buy. Hobby Tools. Delivery in 1 day. Where to buy. Mitre10 What's the best way to cut thick metal pipe, say 2-3, without getting into anything too exotic like acetylene torches. I tried a Sawzall with a metal blade, and it worked, but it wore out the blade with one pass and blades aren't cheap Cut-off wheel for stainless steel / steel from Metabo - High-quality, reliable and long-lasting. Learn about professional power tools from Metabo now. 1-800-638-226

How to Cut Steel Bolts With a Dremel Do not touch the bolt with the Dremel until you start the cutting wheel. If the cutting wheel becomes jammed, turn off the unit, unplug it and remove the wheel from the metal. Secure your work area with clamps if necessary. Warning Watch videos of hardened metal being drilled with TTP HARD cobalt drill bits. You will see how easily Hardox 450 can be drilled using the correct speed, pressure and pleanty of libricant paste. Likewise a 12.9 cap head bolt is easily drilled when the drill bit is allowed to do the work and rest periods prevent the drill bit from overheating Dremel 20-Piece Fiber 1-1/4-in Cutting Wheel Accessory. The 426 cut-off wheel is reinforced with fiberglass for increased durability and used for cutting metal including hardened steel. Cut-off wheels make it easy to cut bolts or screws or make slots in rusted or stripped bolts and screws for removal with a screwdriver. View Mor 1/24/12 1:21 PM. WonderHowTo. Hardened steel is a very useful material, but working with it is tough because it is nearly impossible to cut with simple tools. What you really need is an angle grinder, and this video will show you how to use one of the powerful power tools to cut a hardened steel ring. Video Loading The 5mm steel links present a challenge for cutting tools, and hardened pins aim to resist power drills, although we wouldn't consider this a high-security lock (RockyMounts rates it a 7 out of.

Weiler 56089 Die Grinder Cut Off Wheel and Mandrel Kit Including 56490 Mandrel and 3-Inch x 1/16 Wolverine T1 Thin Wheels, A36T, 3/8 AH (1 Mandrel and 10 Cutting Discs) by WEILER. 181. $27.45. $27 5 Diam, 100 Grit, Type 1 Tool & Cutter Grinding Wheel. - Coarse Grade, CBN. MSC Part #: 07633795 Mfr Part #: PP16060GF | Write the first review. Price $516.25. Add to Cart a sawzall with a steel cutting blade works but most stainless is very hard and wears blades out fast. that can get pricey. my favorite is an air powered die grinder with a cut off wheel. if you know what you are doing, it's got great control, doesn't dent the metal, ad it outlasts a saw blade Rhodius RS2 (209481) T27 Grinding Wheel For Steel - 9 x 1/4 x 7/8 - Box of 10. $35.95. Was: $39.95. Free shipping. or Best Offer Figure 2 - A steel grinding wheel cutting metal rods. 2. Consider the bond strength. If you want the abrasives on your concrete grinding wheel to cut efficiently, then the wheel must contain the proper bond. The bond is the material that holds the abrasives in place to enable them to cut more effectively

A cut-off wheel with a thin, abrasive disc is or metal disk with a fine-toothed edge is a great fiberglass cutting tool. In fact, it's very similar to a doctor's method of cutting off fiberglass casts, only you'll be using an angle-grinder instead of a small rotary tool Cut-off wheel for stainless steel / steel . M-Calibur . M-Calibur . M-Calibur. Order no. M-Calibur 4-1/2 x .045 x 7/8, Type 27, CA46U (US616272000) Highest performance 100% ceramic and bonds free of Chlorine, Sulfur and Iron specifically designed for hardened metals, stainless steels, high tensile alloys, hastalloys, inconel, titanium Premium Quality Abrasive Cut-off Wheels. TRENO Ti/NF/H/M/S/SS series abrasive cut-off wheels provide best specimen surface quality and fastest cutting speed with optimum wheel life. It guarantees minimum heat generation and perfect specimen surface. Reduces time and consumable consumption for next sample preparation processes Hydraulic rods are case hardened to about .050, they are chrome plated and the chrome is very hard, around Re70. That may cause problems with the carbide so you might want to try starting with a cut-off wheel and then switching to the carbide parting tool to get through the case. Tom

CNH wants $156.00 plus tax for two hardened steel bushings. 2 1/2 ID x 3 OD x 3/4 L. Dale Wiess has some 1 1/2L. for $40.00. Is there a way to cut it in half nice and square ? Angle grinder ? Are there blades for reciprocating saws that would cut it Cutting spring steel? After spending the summer working on my L.E. American, I have finally returned to working on my 7.5 gauge 1909 streetcar. I left off on that project being stuck for leaf springs for the trucks but I have now found a source (in Canada) for 1095 hardened and tempered blue spring steel from 0.003 and up Toronto. Mar 12th, 2018 5:24 pm. The lock is pretty flimsy. I was able to break mine off a steel door by basically ripping the harden steel apart from its body with my bare hands. I'm sure any bolt cutter can cut that off also. or angle grinder. Last edited by zaius on Mar 12th, 2018 5:24 pm, edited 1 time in total. Reply Cut Stainless Steel with a Grinding Disc. There are many types of stainless steel, and some hard varieties are challenging to cut. For small jobs like cutting stainless steel backsplash tiles, a rotary tool fitted with an abrasive metal-cutting disc works fine. For larger jobs, mount an abrasive disc in an angle grinder 01-27-2013, 01:44 PM. Often when cutting off larger thicker steel with an abrasive (made for steel) 14 cut off the sparks and cutting stop and the steel gets hot. I can detect the the blade is hot but only for a very short time. Even after the blade and steel cool several min. it will not cut unless I wait for a long period of time, about an.

diamond grinding wheel. The best off hand carbide grinding package I've found is Enco's import copy of. the Balder #500 6 face bench grinder with a 220 grit diamond face wheel on one. end and a green silicon carbide wheel on the other. Total package price is $350. depending on the quality of the diamond wheel 2. Carbide Burrs Commonly Come in Two Cuts; Single Cut and Double Cut (Diamond Cut) Single cut (one flute) carbide burrs have a right handed (Up cut) spiral flute. These tend to be used with stainless steel, hardened steel, copper, cast iron, and ferrous metals and will remove material quickly

This thin cut off/chop saw blade with strong steel core with cooling holes is very aggressive, cutting through many materials including steel studs, iron pipe, copper tubing, threaded rod, PVC pipe, and more! Powers through concrete, plastic, fiberglass, rubber, non-ferrous metals, stainless and ferrous metals without loading Cutters that are designed to cut steel have edges ground to a wider angle, not as sharp, and hardened more. Plus the frame and joint are tighter. The Starretts are the higher form of that, but most manufacturers of normal-type side cutters and end nippers make both the electric-wire type and the steel wire type

Cutting hardened tool steel with cutoff wheel (12

-Cut-off Wheel Cut-off-wheels are really nothing other than a thin (about 1/16th inch thick) stone wheel. They are great for plunge cutting sheet metal and other metals, including hardened steel Step 3: Cutting the Metal. Before you start cutting, position the tool in such a way that the cutting wheel is in a perpendicular state to the metal being cut. Make sure you hold the Dremel with both hands for stability over the marked area. Next, turn the rotary tool onto a medium or high speed to give you the right amount of power required to.

Draper CS14B 355mm Chop Saw 230 volt 2000 watt | Compare

Using a Dremel and a cut off wheel will leave a radius in the bottom of the groove. Even with a tool post grinder it will be had to keep the corners square. A radius in the bottom of the grove will allow the ring to easily pop off under load. It is surprising just how small of a radius can make the ring pop off HSS is just hardened steel. Usually M2 or M42. Using it to cut a different type of hardened steel usually only gets you a trashed drill bit or endmill. Carbide drills/mills are what you need to machine hardened steel, and even with carbide you need to take it easy. At work, i regularly get jobs to remove broken drill bits or taps from holes

Top 10 Best Dremel For Cutting Metal - Our Picks 2021

If the particle does load up, it must fall off the wheel to expose a new, single-point cutting tool. This behavior is a characteristic of soft-bond, coarse-grit grinding wheels. These wheel types are preferred for grinding premium grades of tool steel, such as those that are air-hardened Grade Medium. Wheel Type Type 1 (Straight) Maximum RPM 25465. Package Quantity 25 wheels per inner, 50 wheels per case. 3M Cubitron II COW Ceramic Aluminum Oxide Cutoff Wheel - Type 1 (Straight) - 60 Grit Medium Grade - 4 in Diameter - 3/8 in Center Hole - 0.035 in Thickness - 66518 $5.88 / WH 051115-66518 Enlarge Specs When you're working with materials like tungsten carbide, ceramics and superalloys, only the hardest abrasive minerals can do the job. Our CBN and diamond superabrasives are designed for today's most challenging applications and demanding industries, from grinding hardened steel to finishing tough composites. 3M superabrasives for precision grinding and finishing come in a wide variety of. But for the comparatively soft kind of metals, coarse grit size wheels work the best. So while buying the wheel, consider your material type gravely. The shape: Many of us overrides considering the shape. It is an empty-headed verdict. The material shape might be in several forms. You can't cut off all shapes with the same wheel

180mm Cut-off machine with TCT bladeStolen Suzuki GSXR750 (DG58 VPA)

Best Drill Bits for Hardened Metal or Steel. Clearly the best drill bits for hardened metal or steel come with a cobalt blend. These cobalt drill bits use an alloy including 5%-8% cobalt. This cobalt makes up part of the steel blend, so the hardness of the bit doesn't wear off with a coating (like titanium bits). It runs throughout the. Best Brad Nailer for Your Woodworking Projects [2021 Review] Best Pin Nailer [2021 Review] Cutting some hardened steel hardware needs more power or a bigger bit than can be found for a Dremel. a Dremel rotary tool can do the job. The cutting wheel designed to cut metal will likely be a spinning disk that sits flat at the end of the shaft Resin Bond CBN Grinding Wheels. Resin bond is the most commonly used bond system that is used for grinding all types of Ferrous tools such as Tool Steel, Stellite, hardened Alloy and Super Alloys. Commonly used for metal cutting, tools, glass, and ceramics. It's cost-effective and highly efficient. It offers good elasticity, superior surface.

The 2 (50mm) diameter x 10 mm center, fiberglass cutoff wheel is made of a hard abrasive then reinforced with fiberglass for slicing and cutting metal and hardened steel. This accessory fits all our fixed and variable speed Merlin2 ® miniature angle grinders - A Wizard of a Tool Re: A better way to cut locks --We lug bolt cutters with us for locks that can be cut with bolt cutters. Then we have the long extension cord and a grinder. Use a grinding wheel that will cut stainless steel. You can find them at Lowes. They will slice through a round lock in no time. The other grinding wheels would take forever to cut a round. One of the best adjustability features to look out for in an exhaust pipe cutter is the reamer and the handle. The reamer or the cutting wheel is a precision cutting feature that allows you to have neat and professional cuts on your exhaust pipes. Basically, a chain wheel will leave behind clean cuts with a limited amount of metal fillings

Dremel Heavy Duty Cut-Off Wheel #420 | Doovi

Built with hardened all-metal gears, powerful motors, and rigid steel frames, our saws last for many years. Why buy a cold saw from Baileigh Industrial? Our wide range of metalworking saws helps ensure that you can find the best circular saw for your needs, whether you're doing one-off projects in your garage or heavy industrial production I use the steel shackle to secure my wheels. The housing is made from hardened steel, both cuffs and links. They're only really vulnerable to a grinder attack. Their small size makes them difficult to cut off a frame cleanly, and the unique cylinder is very difficult to pick Our Carbide Cutters last up to 20 times longer than steel cutters. Ideal for hardened steel, cast iron, non-ferrous metals and other hard materials. 1/8 Shanks . Works with Dremel. Our High Speed Steel Router Bits are made using the combination of top quality high speed steel burrs to which a durable gold-colored Titanium Nitride (TiN) coating. Not for use on hardened steel. Do use the cut-off wheel only for cutting, not grinding or deburring. Do not use on combustible material like wood. COST-EFFECTIVE DEALWe are EXPERIENCED MANUFACTURER of cut-off wheels. No Agents! From Our Factories to Your Home. And our cutting wheels have been tested by millions of customers over the world If you have a lot of holes to cut in a hard material, you may want to choose a better grade of steel. The tools we manufacture from Carbon Steel are heat treated to 62c hardness and cannot be sharpened with a file. A stone type of grinding wheel is required to resharpen them. Stainless Steel is not normally used to manufacture tools. However.