Best Cobalt Metal

GMTOOLS 1/4 inch Cobalt Drill Bits, M35 HSS, 135 Degree Tip, Jobber Length Twist Drill Bit Set for Hard Metal, Stainless Steel, Cast Iron, Wood and Plastic, with Storage Case, Pack of 10

  • Packaging: 10 pcs Cobalt Drill Bit Set , Diameter 1/4”(Dia 6.35mm) , Flute Length 2-3/4”(69.85mm) , in a sturdy plastic case for easy storage and carrying..
  • 1/4″ M35 Material Cobalt drill bits: 1/4″ drill bits for metal is made of Industry grade M35 High Speed Steel, containing 5% cobalt, which increases drill bit wear-resistance, durability and heat resistance..
  • 135 Degree Tip Twist Design: precise positioning, lower pressure, fast penetration. Equipped with a straight shank to prevent walking, making drilling more precise and fast,clears particles quickly, decreases friction and heat..
  • Feature:cobalt drill bit’s hardness is uniform so that can be repeatedly sharpened without damaging the cutting edge, suit for hard metals, stainless steel, cast iron, galvanized pipe, high temperature alloy, titanium alloy, woods and hard plastics..
  • Quality Commitment: If for any reason you are not satisfied with your purchase, please contact us. We provide 30-day money back. 100% Satisfaction Guarantee for risk-free shopping!.
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3/8 Inch Cobalt Drill Bits(5Pcs), HPHOPE M35 HSS Metal Twist Drill Bits Set, Jobber Drill Bits Length and Straight Shank, Suitable for Drilling in Hard Metal, Stainless Steel, Cast Iron

  • M35 COBALT HIGH SPEED STEEL: 3/8" drill bits for metal made from M35 Cobalt High Speed Steel and contain 5% Cobalt, which increases wear-resistance, durability and extra longer life span, so that the drill bits last through multiple uses..
  • 135° SPLIT POINT: 135°quick-cut pilot split points are self-centering and can penetrate quickly with less pressure. Straight shank allows for firmly holding and accurate centering and makes drilling precise and faster..
  • FULLY GROUND PROCESS: Fully ground spiral groove design clears particles quickly, decreases friction and heat for faster drilling performance..
  • PROFESSIONAL & WIDELY USE: Perfectly Suitable for drilling holes as Stainless Steel, Copper, Cast Iron, Galvanized Pipe, Aluminum Alloy, Wood and Other Softer Metals. Not for Glass or Ceramic Materials..
  • EASY USE & STORAGE: The set includes 5Pcs 3/8" Cobalt Drill Bits, This drill bit fits the majority of power drill currently on the market and come with a portable plastic case for easy storage and DIY, household maintenance and repair..
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BeHappy 29Pcs Cobalt Drill Bit Set, M35 High Speed Steel Drill Bit Sets, Twist Jobber Drill Bit Sets for Hardened Metal, Stainless Steel, Cast Iron with Indexed Round Case, 1/16"-1/2, Black and Gold

  • ..., 9/64", 5/32", 11/64", 3/16", 13/64", 7/32", 15/64", 1/4", 17/64", 9/32", 19/64", 5/16", 21/64", 11/32", 23/64", 3/8", 25/64", 13/32", 27/64", 7/16", 29/64", 15/32", 31/64", 1/2". This 29 PCS M35 Cobalt Drill Bit Sets meets all your needs.
  • 【Cobalt 5% HSS】: High-Speed Steel M35(Cobalt 5%)cobalt drill bit set can effectively drill tough and high tensile materials. The metal drill bit is especially suitable for cutting hard metals, such as stainless steel, cast iron, superalloys, titanium alloys, rigid plastics, and wood, It can also be used in soft materials.
  • 【Characteristics】: The twist drill bit is 135°split point with a round straight shank, self-centering prevents walking, and makes drilling precise and faster. Double back Angle process and full grinding process is adopted fully ground process twist design helps clear particles faster, decreases friction and heat for a cooler drilling performance.
  • 【Packaging】: The jobber drill bit set includes a portable bucket that can be hung anywhere....
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DRILLFORCE (10 Pcs) 3/16 in. x 3-1/2 in. HSS Cobalt Drill Bits, Jobber Length, Straight Shank, Metal Drill,Ideal for Drilling On Mild Steel, Copper, Aluminum, Zinc Alloy Etc.

  • Cobalt drill bits: Classic 5% Cobalt M35 High Speed Steel construction with Titanium Coating for proven capability and durability..
  • Hardness: 5% Cobalt drill bits’ Rock wall Hardness Level HRC 65-66..
  • Package & Size: 10 Pieces drill bits in a plastic bag, Diameter 3/16 inch, Total length 3-1/2 inch, Working length 2-5/16 inch..
  • Professional & DIY Use: For use on metal, wood & plastics, Stainless Steel, Not For Use On Concrete / Masonry. Perfect match for workshop or service vehicles..
  • 135 Tip & Twist Design: Increases cutting speed with self-centering and prevents walking, clears chips and particles faster..
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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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DRILLFORCE 1/8 inch, HSS Twist Drill Bits,5% Cobalt Jobber Length Twist Drill Bits,10pcs in Plastic Bag, Ideal for Drilling on mild Steel, Copper, Aluminum, Zinc Alloy etc. (1/8)

  • Cobalt drill bits: Classic 5% Cobalt M35 High Speed Steel construction with Titanium Coating for proven capability and durability..
  • Hardness: 5% Cobalt drill bits’ Rock wall Hardness Level HRC 65-66..
  • Package & Size: 10 Pieces drill bits in a plastic bag, Diameter 1/8 inch, Total length 2-3/4 inch, Working length 1-5/8 inch..
  • Professional & DIY Use: For use on metal, wood & plastics, Stainless Steel, Not For Use On Concrete / Masonry. Perfect match for workshop or service vehicles..
  • 118 Tip & Twist Design: Increases cutting speed with self-centering and prevents walking, clears chips and particles faster..
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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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Sabre Tools 5/16 Inch Cobalt Drill Bits – 5pcs Drill Bits for Metal, M35 Cobalt Metal Drill Bit Set, Pilot Point Tip – Heavy-Duty Drill Bits for Steel, Hard Metal, Cast Iron (5/16" x 4-1/2")

  • What You Get: This drill bit set for metal includes 5 – 5/16 Inch x 4-1/2 Inch bits of the same size..
  • A Must in Your Tool Box: This cobalt drill bit set is designed to surpass your expectations in terms of durability and performance, ensuring fast and easy penetration through hard metals..
  • Heavy-Duty Material: Our drill bits for hardened steel feature a heavy-duty construction made with M35 cobalt, which has excellent durability and superior resistance against abrasion and high heat..
  • Pilot Point Tip: These cobalt drill bits feature a pilot point tip that prevents slipping and can help increase drilling speed while ensuring smooth and easy penetration through hard metals..
  • Wide Range of Applications: Our cobalt drill bits for hardened steel are suitable for hard metals, stainless steel, cast iron, steel, titanium alloy, hard plastics and more, and a wide range of applications such as repair, construction, or woodworking..
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