Reviews Cobalt Drill Bit Set

MACXCOIP Cobalt Drill Bit Set, 115Pcs M35 High Speed Steel Bits for Hardened Metals, Stainless Steel, Cast Iron and Wooden Plastics, with Metal Index Storage Box

  • [Various Sizes] 115 sets of drill bits include 29pcs Fractional Size:1/16” to 1/2” in 1/64th increments.
  • [M35 Cobalt Drill Bit] The M35 cobalt drill bit is a durable, sharp and robust drill bit suitable for cutting stainless steel, iron castings, copper, aluminum and other soft metals as well as plastics, wood etc..
  • [Quick and Efficient] The cobalt drill bit set can be used effectively on most soft and hard objects, with a 135 degree point tip and twist design for faster cutting, self-centering to prevent walk-off and faster chip and particle removal..
  • [HSS Drill Bit Set] HSS cobalt drill bit set for hardened steel with excellent cutting performance. 115 sets of drill bits for long term use. The inserts are hardened and polished for improved sharpness and precise cutting without wobbling..
  • [Easy Storage] The drill set includes drill holders with size indexes and is packaged in a small, strong package for easy storage and sorting. If you have any questions, please feel free to contact us and we will be happy to help you....
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MACXCOIP Cobalt Drill Bit Set, 29Pcs M35 High Speed Steel Bits for Hardened Metals, Stainless Steel, Cast Iron and Wooden Plastics, with Metal Index Storage Box, 1/16"-1/2"

  • [Various Sizes] 29 sets of drill bits include 1/16", 5/64", 3/32", 7/64", 1/8", 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", can meet more needs..
  • [M35 Cobalt Drill Bit] The M35 cobalt drill bit is a durable, sharp and robust drill bit suitable for cutting stainless steel, iron castings, copper, aluminum and other soft metals as well as plastics, wood etc..
  • [Quick and Efficient] The cobalt drill bit set can be used effectively on most soft and hard objects, with a 135 degree point tip and twist design for faster cutting, self-centering to prevent walk-off and faster chip and particle removal..
  • [HSS Drill Bit Set] HSS cobalt drill bit set for hardened steel with excellent cutting performance. 29 sets of drill bits for long term use. The inserts are hardened and polished for improved sharpness and precise cutting without wobbling..
  • [Easy Storage] The drill set includes drill holders with size indexes and is packaged in a small, strong package for easy storage and sorting. If you have any questions, please feel free to contact us and we will be happy to help you..
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M35，5% Cobalt Drill bit Set 1.5mm-6.5mmMetric Drill bits Set Metal Drill bits for Steel（13pcs）

  • COPOUIXR High speed steel with cobalt drill bit set for hardened steel 13pcs.
  • High speed steel cobalt drill bits for metal 5% cobalt drill bit set steel drill bits for hard metal diamonds are ideal for stainless steel and hard metals.
  • 135% self-sharpening impact drill set Drill point with built-in positioning function that requires no additional positioning Easy penetration of hard metals Long torsion bar cutting edge with different drilling depth option.
  • metric drill bit set for metal1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5mm, 5.5mm, 6mm, 6.5mm drill bit for metal A total of 13 round bar drills of different diameters, suitable for home manual scenes and professional work.
  • Compact storage box Easy to carry and store drill bits Box size identification for easy selection and storage.
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STROTON Cobalt Drill Bit Set (1/16-1/4 Inch, 13PCS), M35 High Speed Steel Twist Drill Bits for Stainless Steel, Hard Metal, Cast Iron, Plastic and Wood

  • 【Premium True 5% Cobalt Steel with 68 HRC】- The Marked Cobalt Content of Ordinary Drill Bits May be False, but This Drill Bits Set is Made of Cobalt Ore from Our Own Mine, Which Indeed Contains 5% Cobalt. Although the Cost and Price are Slightly Higher, It Usually is able to Provide 3X Heat,Wear and Chip Resistance and 3X Tool Life..
  • 【Split Point Design and Fully Ground Process】- Compared with Other Ordinary Drill Bits, This Drill Bits Set is Particularly Suitable for Heavy Duty Work, Such as Cutting through Stainless Steel,Steel Plate,Iron Sheet, Cast Iron and Hardwood, and Drilling Out Bolts Studs and Screws..
  • 【3X Efficiency + 3X Tool Life】- This Cobalt High Speed Steel Drill Bits Set is Typically Capable of Running 3 Times Faster. Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes..
  • 【Sharp Drill Bit Edge】- This Kind of Drill Bits Beast Can Even Cut Hardened Metal into Long Iron Bars, While a Dull Drill Bit Can Just Slowly Wear Through Metal..
  • 【13 Pieces Jobber Length Industrial Drill Bits Includes】:1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 11/64, 3/16, 13/64, 7/32, 15/64, 1/4 [DIA 1/64 Inch Increments].
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BeHappy Cobalt Drill Bit Set 29Pcs, M35 Jobber Drill Bit Set, Cobalt High Speed Steel Twist Drill Bit Set for Hardened Metal, Stainless Steel, Cast Iron with Index Storage Case, 1/16"-1/2" by 1/64"

  • 【Drill Bit Set】：Includes 1/16", 5/64", 3/32", 7/64", 1/8", 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 twist drill bit set 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 M35 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 metal 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 metal drill bit set includes a portable iron case that can be hung anywhere for easy access and storage. Whether you're a professional woodworker, handyman, or builder, or you're just taking on the occasional housing project as a relaxing hobby, this 29 piece cobal....
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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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Cobalt Drill Bit Set M35 High Speed Steel Twist Drill Bit Set for Hardened Metal Stainless Steel Cast Iron Woodwork Plastic (30 Pieces,1/8 Inch)

  • Quality material: the cobalt drill bit set uses cobalt M35 high speed steel as material, this material is reliable and practical, with a long service use, 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 degrees 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 nice 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 nicely 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 many cobalt drill bits, sufficient quantity to meet your various needs.
  • Please pay attention to speed, pressure and heat control during drilling.
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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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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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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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1/8 Inch Cobalt Drill Bits(10Pcs), 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】1/8" 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 of this cobalt steel drill bit 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】Jobber drill bits 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】This metal twist drill bits set includes 10pcs 1/8" 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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amoolo 1/4\ Cobalt Drill Bit(10 Pcs), M35 HSS Metal Drill Bit Set for Hard Metal, Stainless Steel, Cast Iron

  • 【10Pcs 1/4" Cobalt Drill Bits】10Pcs - 1/4”(Dia 6.35mm) x 2-3/4”(Flute Length 69.85mm) Metal 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 organization..
  • 【M35 Cobalt High Speed Steel】Industry grade 6542 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. These drill bits also contain 5% Cobalt, which increases wear-resistance and durability..
  • 【Fully Ground Process & 135° Split Point】Fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance. 135° split point with straight shank prevents walking and makes drilling precise and faster. No center punch is needed..
  • 【Multiple Application】Perfectly suitable for cutting through Hard Metal such as Stainless Steel, Steel, Sheet Metal and Cast Iron as well as Plastic, Aluminum Alloy, Wood and Other Softer Metals. ✔ Pay attention to speed, pressure and heat control during drilling..
  • 【90 Days Warranty】If you are not fully satisfied for any reason, please contact us for 100% refund or replacement..
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