Carbide Cutter Cobalts of 2025
Best Choice1
OSCARBIDEOSCARBIDE Carbide TCT Annular Cutter Set 13 pcs,3/4"Weldon Shank,1-3/8"Cutting Depth and 1/2 to 1-1/8 inch Cutting Diameter,TCT Mag Drill Bits for Magnetic Drill Press with Pilot Pins
Main highlights- Tungsten carbide tipped Annular Cutter Kit 1-3/8" cutting depth,includes 11 pcs annular cutters,Cutting Diameter(1/2",9/16",5/8",11/16",3/4",13/16",7/8",15/16",1",1-1/16",1-1/8") and 2 pilot pins.
- The teeth on TCT annular cutter are harder than HSS, allowing them to cut more difficult materials,ch as HARDOX steel, stainless steels and high tensile strength steel,structural steel,cast iron,such as railway tracks. less susceptible to breakage than High Speed Steel Cutters, especially in larger diameters and lengths.
- The biggest advantage of hard coated annular cutters is that these cutters are faster,very good for cutting larger diameters on hard material. These annular cutters are popularly used to drill materials like corroded or weathered material, structural and stainless steel.
- Carbide Annular cutters Fit various magnetic drills and press,can also be used with machine tools such as mills and large drill presses with tool holders.
- Annular Cutter has tungsten carbide tips with Tin Coated,silver soldering,this make annular cutters more resistant to heat, longer tool life.
9.8Exceptional
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Value for Money2
GreenleeGreenlee 660 6-Piece Quick Change Carbide-Tipped Hole Cutter Set, 7/8" - 2"
9.5 Long life9.3 lasts a long time8.9 worth the money9.6Exceptional
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3
sisona14% Offsisona 1/8" 3/16" 1/4" 5/16" 3/8" Carbide End Mills Set - Solid Carbide (Tungsten Carbide + Cobalt) - 5Pcs 4 Fulte CNC Mill Bits for Steel - TISIN Coated
Main highlights- sisona End Mill Sets -- Cutting Diameter: 1/8 - 3/8 inch（1/8" 3/16" 1/4" 5/16" 3/8"），Shank Diameter:1/8 - 3/8 inch（1/8" 3/16" 1/4" 5/16" 3/8"），Cutting Length:3/8 - 1 inch（3/8" 5/8" 3/4" 13/16" 1"），Overall Length:1-1/2 inch - 2-1/2 inch（1-1/2" 2" 2-1/2" 2-1/2" 2-1/2"）
- Wide Compatibility: sisona end mill bits are compatible with most desktop CNC machines, as well as other industrial CNC machines. Just make sure you select the correct-sized collet for your device
- Used it strictly for steel, it worked great for that, eats metal fast ，beautiful surface finish!Watch your stick out and travel speeds
- High Quality:made from solid tungsten carbide (TC)，have a Titanium Nitride (TiN) surface to improve heat resistance and reduce wear
- Applicable Materials: cnc bits usually used for steel（Carbon steel/Alloy steel/Hardened steel/Cast lron, etc.）
9.4Excellent
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4
SulfurasSulfuras 5/16" Carbide Square Nose End Mill Set (1 Pcs), 4 Flute CNC Mill Bits Tools for DIY & Professional, Solid Carbide Cutter (Tungsten Carbide + Cobalt) for Milling Steel and Metals (1Pcs, 5/16)
Main highlights- 【𝗪𝗶𝗱𝗲 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻】: This carbide tools is use for milling steels and metals, suitable for side milling, slot milling, step milling, drilling, etc. Widely used in Carbon Steels (~HB225), Alloy Steels (HB225~325), Pre-hardened Steels (up to HRC45), Hardened Steels (HRC40~54), Cast Iron etc.
- 【𝗣𝗿𝗼𝗱𝘂𝗰𝘁 𝗦𝗽𝗲𝗰𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀】: Package include 1pcs 5/16" carbide Square Nose End Mill - 4 Flute. Cutting diameter: 5/16 inch; Shank diameter: 5/16 inch; Flute cutting length: 13/16 Inch; Overall length: 2-1/2 Inchs.
- 【𝗛𝗶𝗴𝗵-𝗲𝗻𝗱 𝗖𝗼𝗺𝗽𝗼𝘀𝗶𝘁𝗲 𝗖𝗼𝗮𝘁𝗶𝗻𝗴】: This 4-Flute carbide square nose endmill uses Titanium Aluminum Nitride(TiAlN) coating, which has higher stability in high-temperature environments, better oxidation resistance and wear resistance, and effectively improves its service life compared to other coatings.
- 【𝗚𝗼𝗼𝗱 𝗖𝗼𝗺𝗽𝗮𝘁𝗶𝗯𝗶𝗹𝗶𝘁𝘆】: This end mill bits are compatible with most desktop CNC machines, as well as other industrial CNC machines. Just make sure you select the correct-sized collet for your device. A good helper for DIY and professionals.
- 【𝗕𝗿𝗮𝗻𝗱 𝗚𝗿𝗲𝗲𝘁𝗶𝗻𝗴𝘀】: Sulfuras is a tool brand that pursues excellence, and we firmly believe that only good quality can achieve the future. Thank you for your choice and trust. If you have any questions about the product or related technology, please feel free to contact us. We will provide you with high-quality service.
9.3Excellent
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5
SulfurasSulfuras 3/8" Carbide Square Nose End Mill Set (1 Pcs), 2 Flute CNC Mill Bits Tools for DIY & Professional, Solid Carbide Cutter (Tungsten Carbide + Cobalt) for Milling Steel and Metals (1Pcs, 3/8)
Main highlights- 【𝗪𝗶𝗱𝗲 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻】: This carbide tools is use for milling steels and metals, suitable for side milling, slot milling, step milling, drilling, etc. Widely used in Carbon Steels (~HB225), Alloy Steels (HB225~325), Pre-hardened Steels (up to HRC45), Hardened Steels (HRC40~54), Cast Iron etc.
- 【𝗣𝗿𝗼𝗱𝘂𝗰𝘁 𝗦𝗽𝗲𝗰𝗶𝗳𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀】: Package include 1Pcs 3/8" carbide Square Nose End Mill-2 Flute. Cutting diameter: 3/8 inch; Shank diameter: 3/8 inch; Flute cutting length: 1 Inch; Overall length: 2-1/2 Inchs.
- 【𝗛𝗶𝗴𝗵-𝗲𝗻𝗱 𝗖𝗼𝗺𝗽𝗼𝘀𝗶𝘁𝗲 𝗖𝗼𝗮𝘁𝗶𝗻𝗴】: This 2-Flute 3/8" carbide square endmill uses Titanium Aluminum Nitride(TiAlN) coating, which has higher stability in high-temperature environments, better oxidation resistance and wear resistance, and effectively improves its service life compared to other coatings.
- 【𝗚𝗼𝗼𝗱 𝗖𝗼𝗺𝗽𝗮𝘁𝗶𝗯𝗶𝗹𝗶𝘁𝘆】: This 2 flute end mill bits are compatible with most desktop CNC machines, as well as other industrial CNC machines. Just make sure you select the correct-sized collet for your device. A good helper for DIY and professionals.
- 【𝗕𝗿𝗮𝗻𝗱 𝗚𝗿𝗲𝗲𝘁𝗶𝗻𝗴𝘀】: Sulfuras is a tool brand that pursues excellence, and we firmly believe that only good quality can achieve the future. Thank you for your choice and trust. If you have any questions about the product or related technology, please feel free to contact us. We will provide you with high-quality service.
9.2Excellent
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6
GreenleeGreenlee 645-1-1/8 Quick-Change Carbide-Tipped Hole Cutter, 1-1/8" Stainless Steel Metal Cutting Hole Saw with Tungsten Carbide Teeth
Main highlights- USER-FRIENDLY DESIGN: Replaceable split-point cobalt steel pilot drill with a step design allows for quick, accurate metal cutting while requiring less force from the user
- TUNGSTEN CARBIDE TEETH: Optimized for fast, easy hole cutting and long-lasting durability in stainless steel applications with no oil required
- FLANGE STOP AND SLUG EJECTOR: Flange stop conveniently prevents over-drilling for a super performance every time, and the slug ejector spring allows you to quickly and easily remove slugs
- EASY OPERATION: With a simple push and turn connection, you can quickly switch between cutter sizes without re-chucking to make the most of your time on the job
- 1-1/8" QUICK-CHANGE HOLE SAW: Produces round, burr-free holes for 3/4" conduit including stainless steel, mild steel, aluminum, brass, fiberglass, and plastics
9.1Excellent
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7
GreenleeGreenlee 655 4-Piece Quick Change Carbide-Tipped Hole Cutter Set, 7/8" - 1-3/8"
Main highlights- QUICK CHANGE ARBOR: Greenlee 645-011 Quick Change Arbor with a minimum chuck size of 3/8 in. can be used with all included cutter sizes and allows for easy changes to cutter heads with the push of a button
- OPTIMUM DESIGN: Features a flange stop to prevent over-drilling and a replaceable cobalt-steel pilot drill with a split-point tip to prevent walking
- DURABLE CONSTRUCTION: Precision carbide teeth provide long-lasting tool life and maximum performance while reducing unpleasant chatter and squealing
- COMPLETE HOLE-MAKING SET: Includes quick change auger, hex key, and 3 cutter head sizes - 7/8-in., 1-1/8-in., and 1-3/8-in. - in a rugged plastic tool case
- 4-PIECE QUICK CHANGE CARBIDE CUTTER KIT: Cuts accurate and precise 7/8-in. to 1-3/8-in. holes quickly and easily in stainless steel, mild steel, copper, and aluminum
9.0Excellent
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8
BonvoisinBonvoisin Annular Cutter Set 12 PCS Carbide Tips Mag Drill Bits Kit 1/2" to 1-1/16" Cutting Diameter 3/4" Weldon Shank with 2 Pilot Pins for Mag Drill Press Cutting
Main highlights- [Triple Edge Cutting System] - Superior "Triple cutting geometric design" allows for more efficient cutting with less vibration. The holes cut are smoother and burr-free than normal annular cutters.
- [Compact & Portable] - This magnetic drill bit kit comes with a padded plastic outer case and sponge to protect it in all directions. It is small and does not take up much space, so you can take it with you anywhere.
- [Carbide Tips] - The carbide tip is hard (with a hardness of 89~95HRA), not easy to wear, and more durable than ordinary speed steel annular cutters.
- [Applicable Materials] - The cutters are suitable for drilling stainless steel plates, steel plates, copper plates, and aluminum plates, but not for wood.
- [12 PCS] - The annular cutter set with 3/4" Weldon shank (with 2 flats) has 10 drill bits(cutting diameter: 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1", 1-1/16") and 2 pilot pins.
8.9Very Good
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9
S&F STEAD & FASTS&F STEAD & FAST Heavy Duty Carbide Hole Cutter, 7PCS, Quick Change Hole Saw Kit, 7/8”-2”, Carbide Hole Saw Kit for Metal, Stainless Steel
Main highlights- Versatile: stainless steel hole cutter kit is suitable for cutting holes from 7/8 to 2-1/2" in diameter in steel less than 3/16" (5 mm) thick; use hole cutter with other materials like aluminum, stainless steel, brass, tin, cast iron, and plastic
- Speed: Change cutter sizes fast with the quick change arbor; effortlessly improve productivity
- Kit includes: 7/8", 1-1/8", 1-3/8", 1-3/4", and 2" hole saws, 2 arbors and 2 hex keys. Packaged in a rust-proof handsome aluminum case, easy to store and transport, making this carbide tip hole saw set a perfect addition to any electrician's tool kit
- Industrial-grade materials: our metal hole saws are built to last; the M35 cobalt-steel pilot drill bit offers exceptional strength and durability and will not break easily
- Equipment: use metal hole cutter with hand drills (cordless and corded), impact drills and platform/press drills
- Carbide teeth: sharp teeth on our carbide hole saw ensure fast cutting performance, providing clean and precise holes without chipping, saving you valuable time and effort
- CNC-machined: sheet metal hole cutter manufactured to high precision standards, ensuring that the holes are cut to exactly the right size, perfect for those who are working on demanding, high accuracy jobs
- Applications: suitable for various drilling jobs such as making holes in electrical panels, pipes, steel enclosures, installing hardware, DIY projects; this hole cutter set is a must-have for electricians
8.8Very Good
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10
GreenleeGreenlee 635 5-Piece Carbide-Tipped Hole Cutter Set with Pilot Drill and Hex Wrench, 7/8" to 1-3/8" Stainless Steel Metal Cutting Hole Saw with Tungsten Carbide Teeth
Main highlights- PREVENTS WALKING AND OVER-DRILLING: Features a flange stop to prevent over-drilling and a replaceable cobalt-steel pilot drill with a split-point tip to prevent walking
- EASY SLUG REMOVAL: Slug ejector springs on all sizes over 3/4" make removing slugs easier for operator convenience and a superior performance every time
- DURABLE CONSTRUCTION: Tungsten carbide teeth reduce cutting friction, torque, and heat for a long-lasting tool life and burr-free hole while reducing unpleasant chatter and squealing
- CARBIDE-TIPPED HOLE CUTTER KIT: Features 3 carbide tips to cut smooth, accurate, and precise 7/8" to 1-3/8" holes in stainless steel, mild steel, iron, copper, brass, aluminum, fiberglass, and plastic sheet
- 5-PIECE HOLE-MAKING SET: Includes a pilot drill, hex wrench, and 3 cutter head sizes - 7/8", 1-1/8", and 1-3/8" - in a rugged plastic tool case
8.7Very Good
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