Top Industrial Cobalt Drill Bit Set

Cobalt Drill Bit Set M35 High Speed Steel Twist Drill Bit Set for Hardened Metal Stainless Steel Cast Iron Woodwork Plastic (15 Pieces,1/16 Inch)

  • Quality material: the cobalt drill bit set uses cobalt M35 high speed steel as material, this material is durable, strong and practical, with a long service life, heat and abrasion resistance.
  • The cutting edge of drill bit is hardened and honed, with accurate cutting without shaking.
  • Creative twist design: metal cobalt drills for hardened steel has 135° split point tip and torsional design to improve cutting speed with self-centering ability.
  • They can avoid walking during work process, while clearing chips and particles more quickly and easily.
  • Nice features: the 1/16 inch twist drill bits have precise diameter.
  • M35 cobalt drill bits for hardened metal are not easy to break or wear out, so suitable for lithium electric drill, hand electric drill, impact electric drill, etc..
  • The size is small, please pay attention to use.
  • Various fitness: M35 high speed steel cobalt drill set is greatly suitable for hardened material and hard metals, such as cast iron, high temperature alloy, hard plastics, stainless steel, titanium alloy, woods, etc., also for soft materials.
  • What you will get: the package contains 15 pieces 1/16 inch cobalt drill bits, sufficient quantity to meet your various needs.
  • Please pay attention to speed, pressure and heat control during drill....
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JEFE HEX 115 PCS HSS Cobalt Drill Bit Set, Twist Jobber Drill Bits Set, 135-Degree Split Point, Fractional 1/16"-1/2", Letter A - Z, Wire #1 - #60 with Metal Indexed Storage Case

  • DRILL BITS SIZE: Jefe Hex 115 pcs set includes 29 pcs fractional sizes from 1/16" to 1/2" by 64ths increments.
  • 60 pcs wire sizes from #1 to #60. Almost cover all sizes you would use..
  • COBALT JOBBER DRILL BITS:115 pcs high speed steel with 5% cobalt drill bit set can resist high heat abrasion while drilling. M35 cobalt HSS twist drill bits is more suitable for hardened working material. Particularly adapt to drilling stainless steel, cast iron, high temperature alloy, titanium alloy and even hard plastics, and woods. Can also be used for soft materials..
  • TWIST DRILL BITS: Premium HSS with 5% Cobalt and 135° split point drill tip design guarantee 115 pcs drill bit keeping sharpness while drilling hard materials and prevent tips walking on the working surface. Proper twist and flute design clears chips and particles fast..
  • WIDE APPLICATION: Jefe Hex 115 pcs set with sharp and hard cutting edge is ideal for versatile application especially for projects made from hard material, such as kitchen utensils, machine parts, medical equipment, DIY projects and so on..
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Century Drill & Tool 74105 Cobalt Left Hand Drill Bit, 5 Piece Set

  • Industrial M35 Cobalt steel with 135-Degree split point.
  • Stubby mechanics length drill bit for additional strength.
  • 5 Piece Set includes 1/8", 3/16", 1/4", 5/16", and 3/8" left hand drill bits..
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OXMUL M35 Step Drill Bit for Metal 3/16 to 7/8 Cobalt Bits Extra-Heavy Duty for Stainless Steel Hard Steel Mild Metal Aluminum Wood Industrial Grade 12-Steps Co35A2-A

  • [Extra-Heavy Duty+ for Stainless Steel] The M35 Cobalt Drill Bits is Industrial Grade and can drill 8X longer life and 3X faster. This Cobalt Drill bits can help you cut more holes, extra-heavy duty+ for Stainless Steel, Hard steel, Mild Metal, Galvanized Steel, Aluminum,Iron, Wood Plate,PVC and Copper. If you're expanding a lot of holes in metal sheet then please choose this step drill bit.
  • [M35 Cobalt Steel] This M35 Cobalt Drill bit can successfully drill more than 35 holes easily into 1/5" thick Stainless Steel plate like knife through butter!.
  • [12 Steps ︱2-Spiral-Flute] 12 Steps: from 3/16", 1/4", 5/16", 3/8", 7/16",1/2", 9/16", 5/8", 11/16", 3/4" 13/16" to 7/8". 2-Spiral-Flute:Clears Chips faster.
  • [Cutting Fluid] Cutting Fluid must be poured during work for longer life! Prohibit water-cooling to prevent rust!.
  • [3/8" Tri-Flatted Shank] Fits into power tools chuck securely and eliminates slip.
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Lichamp 1/4' HSS Cobalt Drill Bits 10PCS with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

  • UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience..
  • 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF..
  • MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron..
  • SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking..
  • 1/4" COBALT DRILL BIT - Round straight shanks, include 10 pack 1/4-inch diameter hss drill bit with well organized clear ps case..
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Lichamp 3/8' HSS Cobalt Drill Bits 5PCS with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

  • UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience..
  • 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF..
  • MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron..
  • SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking..
  • 3/8" COBALT DRILL BIT - Round straight shanks, include 5 pack 3/8-inch diameter hss drill bit with well organized clear ps case..
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Lichamp 1/8" HSS Cobalt Drill Bits 10PCS with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

  • UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience..
  • 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF..
  • MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron..
  • SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking..
  • 1/8" COBALT DRILL BIT - Round straight shanks, include 10 pack 1/8-inch diameter hss drill bit with well organized clear ps case..
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Lichamp 1/2" HSS Cobalt Drill Bits 5PCS with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

  • UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience..
  • 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF..
  • MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron..
  • SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking..
  • 1/2" COBALT DRILL BIT - Round straight shanks, include 5 pack 1/2-inch diameter hss drill bit with well organized clear ps case..
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5mm Drill bit M35 Specialist Metal Drill Bits, Twist Drill Bit Set, HSS-CO Twist Drill Bit Stainless 1.0-5.0mm for Drilling Stainless Steel Cast Iron Sheet Metal Steel Plate Angle Iron(5mm)

  • [High Hardness]: This 5mm cobalt drill bits sets are made of M35 material and contain 5% cobalt, which effectively improves its hardness and ensures stable performance.
  • [10 Sizes Available]: There are 10 drill bit sizes for this hss drill bit set, and each pack has 10 identical drill bits, you can choose according to your needs.
  • [High Grinding Precision]: This 5mm twist drill high speed steel bit has a high surface finish, which is very suitable for drilling stainless steel, cast iron, sheet metal, steel plate, angle iron.
  • [35-degree Bifurcated Tip]: This 5mm hss high speed m35 cobalt twist drill uses a 135-degree bifurcated tip design, and starts drilling immediately with a small force.
  • [Wide Application]: This 5mm hss drill bit set is sharp and durable, which can be widely used for drilling stainless steel plates, automobile spring steel and die steel.
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Lichamp 13PCS HSS Cobalt Drill Bits Set 1/16″ to 1/4″ with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

  • UNIQUE 3X FLUTE DESIGN – Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience..
  • 4X LIFESPAN MATERIAL – Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF..
  • MULTIPLE APPLICATION – Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron..
  • SMOOTHLY DRILLING – 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking..
  • 13PCS DRILL BIT SET – Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 1/16-inch to 1/4-inch in 1/64-inch increments..
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5mm Cobalt Drill Bit Set, M35 Twist HSS Drill Bits Straight Shank, 5mm High Speed Steel Drill Bits for Drilling in Hard Metal, Stainless Steel, Cast Iron

  • 【10PCS 5mm Cobalt Drill Bits】10pcs -(Dia 5mm) x (Length 86mm) metal drill bits. This drill fits most power drills on the market today and comes with a portable plastic case for easy storage and organization..
  • 【M35 Cobalt High Speed ​​Steel】Made of M35 Cobalt Steel, Cobalt is added to form a hardened alloy, measuring Rockwell hardness up to 67, faster cutting speed, longer service life, up to twelve times more drill bits compared to ordinary high speed steel. HSS bit set, harder than the 4241 HSS used in other similar bit sets. These bits also contain 5% cobalt for improved wear resistance and durability..
  • 【Full Grinding Process and 135° Split Point】Fully ground helical flute design removes particles quickly, reducing friction and heat for faster, cooler drilling performance. The 135° straight shank split point prevents walking, making drilling more precise and faster..
  • 【PROFESSIONAL AND WIDELY USED】M35 Cobalt High Speed Steel is more suitable for hardening materials. Ideal for cutting stainless steel, steel and cast iron as well as wood, aluminum alloys and other metals. Not suitable for glass or ceramic materials. Pay attention to speed, pressure and heat control when drilling..
  • 【Quality Service】If you have any questions about ....
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Lichamp 29PCS HSS Cobalt Drill Bits Set 1/16" to 1/2" with Three Flute for Hard Metal, Hardened Stainless Steel and Cast Iron

  • UNIQUE 3X FLUTE DESIGN - Lichamp three flute patent design drill bit clears chips and particles faster, provide you with more efficient drilling experience..
  • 4X LIFESPAN MATERIAL - Made from industrial grade M35 high-speed steel with 5% cobalt provides hardness for wear resistance, withstands max 1100 degreeF..
  • MULTIPLE APPLICATION - Ideal for drilling in heavy-duty tough metal, including hard abrasive alloy metal, hardened stainless steel or cast iron..
  • SMOOTHLY DRILLING - 135-degree split point tip & twist design increases cutting speed with self-centering and prevents skating starts or walking..
  • 29PCS DRILL BIT SET - Metal index case with size chart for easy bit access and identification. Includes drill bit sizes 1/16-inch to 1/2-inch in 1/64-inch increments..
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