Coolest 16 Cobalt Drill Bit Sets in 2020

 

Hymnorq Metric 9mm M35 Grade Cobalt Steel Drill Bit Set of 5pcs with Straight Shank to Cut Cast Iron Heat-treated Steel Stainless Steel and Other Hard Materials #ad

Hymnorq Metric 9mm M35 Grade Cobalt Steel Drill Bit Set of 5pcs with Straight Shank to Cut Cast Iron, Heat-treated Steel, Stainless Steel and Other Hard Materials

Hymnorq Metric 9mm M35 Grade Cobalt Steel Drill Bit Set of 5pcs with Straight Shank to Cut Cast Iron, Heat-treated Steel, Stainless Steel and Other Hard Materials #ad - Downloadable user guide, we’ve summed up some tips of drilling metals, including a rpm chart for several common metals, based on our reviews and some articles on the internet in most cases, our customers would get a much better result with these tips welcome to download. Self centering, the 135°quick-cut pilot split points are self-centering and can penetrate quickly with less pressure the bits will not “walk” or “wander” straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks. For metalworking, particularly successful in cutting through hard metals(hardness less than hrc38°) such as stainless steel and cast iron, although they can be used for softer materials like copper and aluminium, too not for hardened steel / high carbon steel try to adjust the rpm when it fails to penetrate. Cobalt steel, manufactured from m35 cobalt steel, with molybdenum and cobalt added to creates a hardened alloy, measuring rockwell hardness up to 67, for much faster cutting and extra longer life span, with up to twelve times when compared with an average hss drill bit. 5pc metric bits, the set includes 5pcs of 9mm m35 cobalt steel twist drill bits well packed in a plastic case for convinient storage manufactured to german din338 standard.

 

Bosch CO4029 29-Piece Metal Index Cobalt Drill Bit Set #ad

Bosch CO4029 29-Piece Metal Index Cobalt Drill Bit Set

Bosch CO4029 29-Piece Metal Index Cobalt Drill Bit Set #ad - Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium. Rigid, thick web design adds stability to bit in tough applications. Surface hardened to penetrate tough abrasive materials. Withstands high-temperature applications for extended periods of time (up to 1,100 degreef). Available in jobber length, full shank.

 

DEWALT Drill Bit Set Pilot Point Cobalt 29-Piece DWA1269 #ad

DEWALT Drill Bit Set, Pilot Point, Cobalt, 29-Piece (DWA1269)

DEWALT Drill Bit Set, Pilot Point, Cobalt, 29-Piece (DWA1269) #ad - Set includes (2) 1/16″ bit, (1) 5/64″ bit, (1) 3/32″ bit, (1) 7/64″ bit, (2) 1/8″ bit, (1) 9/64″ bit, (1) 5/32″ bit, (1) 11/64″ bit, (1) 3/16″ bit, (1) 13/64″ bit, (1) 7/32″ bit, (1) 15/64″ bit, (1) 1/4″ bit, (1) 5/16″ bit, (1) 3/8″ bit, (1) 7/16″ bit, (1) 1/2″ bit, (1) 17/64″ bit, (1) 9/32″ bit, (1) 19/64″ bit, (1) 21/64″ bit, (1) 11/32″ bit, (1) 23/64″ bit, (1) 25/64″ bit, (1) 13/64″ bit, (1) 27/64″ bit, (1) 29/64″ bit, (1) 15/32″ bit, (1) 31/64″ bit. These bits features a pilot point and split tip design that starts on contact and eliminates bit walking along for more control. The dewalt dwa1269 29pc pilot point industrial cobalt drill bit set is designed for maximum speed and life in stainless steel and other hard metals. Commonly used for drilling into stainless steel, drilling into angle iron, i-beams, and other similar metals.

 

Autoly Dia 25mm HSS Cobalt Metric Twist Drill Bit Set M35 Metal Straight Shank Electrical Drill BitPack of 10 #ad

Autoly Dia 2.5mm HSS Cobalt Metric Twist Drill Bit Set M35 Metal Straight Shank Electrical Drill Bit,Pack of 10

Autoly Dia 2.5mm HSS Cobalt Metric Twist Drill Bit Set M35 Metal Straight Shank Electrical Drill Bit,Pack of 10 #ad - Precision grinding -tip, groove, body, gap and drill diameter for maximum precision and performance. Applicable material, suitable for processing non-ferrous metals (such as copper and aluminum), non-metal and ferrous metals (such as iron, steel and stainless steel). Dimension, total length 56mm / 22″ shank diameter 25mm / 01” drill diameter 25mm/01″. Material, twist drill bits are made of m35 cobalt steel ,added with molybdenum and cobalt so they can be formed to hardened alloy with heat resistance and wear resistance. Straight shank, straight shank allows for secure and precise centering for electric and cordless drills and rotary drills.

 

HSS Large Cobalt Multiple Hole 50 Sizes Step Drill Bit Hog Set Titanium Cone Step Drill Bit with Aluminum Case 5PCS #ad

HSS Large Cobalt Multiple Hole 50 Sizes Step Drill Bit Hog Set Titanium Cone Step Drill Bit with Aluminum Case, 5PCS

HSS Large Cobalt Multiple Hole 50 Sizes Step Drill Bit Hog Set Titanium Cone Step Drill Bit with Aluminum Case, 5PCS #ad - Long life true m2 high speed steel, cobalt coated to reduce friction and run cooler. This set replaces 50 individual drill bits. 3-sided (tri-flat) shank will not slip in your drill’s chuck cobalt coated for smoother cooler cutting. Self starting, no need for a pilot hole. Two-flute design gives you faster, smoother cutting.

 

HAI Cobalt drill bit set - 25Pcs M35 High Speed Steel Industrial Strength BitsSuitable for Stainless Steel Iron and Hard Metals etc #ad

HAI +Cobalt drill bit set – 25Pcs M35 High Speed Steel, Industrial Strength Bits,Suitable for Stainless Steel, Iron and Hard Metals etc

HAI +Cobalt drill bit set – 25Pcs M35 High Speed Steel, Industrial Strength Bits,Suitable for Stainless Steel, Iron and Hard Metals etc #ad - Set includes the drill bit holder with size index for easy to organize and store, also protect the drill tip. M35 cobalt hss is more suitable for hardened material particularly successful in cutting through hard metals such as stainless steel, cast iron, high temperature alloy, titanium alloy, hard plastics and woods, and also can be used for softer materials. Split point penetrates hard material without a pilot hole and produces small chips to reduce clogging. Cobalt drill bit set is versatile drilling accessories to use,includes 25 pieces of 1mm, 13mm cobalt drill bits. Premium m35 5% cobalt steel ,usually give heat,wear and chip resistance and long tool life.

 

SPKLINE 2 Pcs Pack High Speed Steel 516 Inch Cobalt Drill Bit Set 79mm516 Jobber Length Twist M35 Metal Drill Bit For Stainless Steel And Hard Metal Drill Bit Set #ad

SPKLINE 2 Pcs Pack High Speed Steel 5/16 Inch Cobalt Drill Bit Set 7.9mm(5/16″) Jobber Length Twist M35 Metal Drill Bit For Stainless Steel And Hard Metal Drill Bit Set

SPKLINE 2 Pcs Pack High Speed Steel 5/16 Inch Cobalt Drill Bit Set 7.9mm(5/16″) Jobber Length Twist M35 Metal Drill Bit For Stainless Steel And Hard Metal Drill Bit Set #ad - Very tough drill bit for heavy duty work drilling into stainless steel, light-gauge metal, high-carbon steel, aluminum and alloy steel, cast iron, abrasive alloy metal, other hard metal and hardened steel 4 times life time than normal metal drill bit when drilling into pcb board, plastic, wood, jewelry, sheet metal and normal steel. 2 pcs 5/16″ (79mm) cobalt drill bit set for precise hole drilling into various material total 118mm long with 75mm working length. Straight shank fits with electric and cordless power drill and rotary drill drill bits are packed in a plastic zip pouch that is convenient to carry and store. 135-degree split-point tip starts drilling immediately with less force and eliminates walking or skating across the work surface. M35 cobalt drill bits are made from industrial grade high speed steel with 5% cobalt alloy that is heat and abrasion-resistant.

 

Neiko 10178A Cobalt-coated Steel Drill Bit Set  116-inch - 14-inch  13-Piece Set #ad

Neiko 10178A Cobalt-coated Steel Drill Bit Set | 1/16-inch – 1/4-inch | 13-Piece Set

Neiko 10178A Cobalt-coated Steel Drill Bit Set | 1/16-inch – 1/4-inch | 13-Piece Set #ad - Includes index box metal index box keeps bits organized and sizes are clearly marked. Incredibly tough 13-pc drill bit set designed for production drilling and quick penetration into hard, abrasive materials. Cobalt steel tough cobalt offers superior strength and heat resistance. Your go-to bits includes some of the most-essential and commonly-used sizes (1/16″ to 1/4″). Cuts faster hss cobalt coated bits last longer than ordinary drill bits and can be sharpened when needed.

 

Drill Bit SetDrill Bit for MetalFlexible Drill Bit ExtensionCobalt Drill Bit SetsSwap Drill Bit ToolDrill Flip Drive Kit 20pcs Multi-Function Drill Bit Set Quick Easy Operation #ad

Drill Bit Set,Drill Bit for Metal,Flexible Drill Bit Extension,Cobalt Drill Bit Sets,Swap Drill Bit Tool,Drill Flip Drive Kit 20pcs Multi-Function Drill Bit Set Quick Easy Operation

Drill Bit Set,Drill Bit for Metal,Flexible Drill Bit Extension,Cobalt Drill Bit Sets,Swap Drill Bit Tool,Drill Flip Drive Kit 20pcs Multi-Function Drill Bit Set Quick Easy Operation #ad - &#x1f3c4drill bit sets in case,drill bit set—-quick operation, easy one-step loading. &#X1f3c4swap drill bit tool,swap flip drill bit,spade drill bit set—-the kit comes with bits, slot bits, and countersink bits which fulfill your needs. &#X1f3c4drill bit,nail drill bit,cobalt drill bit sets,wood drill bit—-simply select two different sized drill bits, drill your pilot hole, flip the pivot arm, and select the drive you want. &#X1f3c4drill bit for metal,flexible drill bit extension—-an innovative tool kit for drilling and driving. &#X1f3c4countersink drill bit set,step drill bit—-the quick-change mechanism features a swivel head and lock system to ensure easy one-step loading.

 

Drill Hog 29 Pc COBALT M42 HSSCO Drill Bit Set Drill Index USA #ad

Drill Hog 29 Pc COBALT M42 HSSCO Drill Bit Set Drill Index USA

Drill Hog 29 Pc COBALT M42 HSSCO Drill Bit Set Drill Index USA #ad - Drill hog is proud to release the newest technology in drill bits. These bits are made from cobalt steel which has a melting point of 2723 fahrenheit these bits will drill through the toughest steel like truck frames, stainless steel, farm implements, spring steel, grade 8 bolts, and more includes the round plastic case with belt clip.

 

60pcs 116-964 M35 Cobalt Drill Group sets of Bit Jobber #ad

60pcs (1/16″-9/64″), M35 Cobalt Drill Group sets of Bit Jobber

60pcs (1/16″-9/64″), M35 Cobalt Drill Group sets of Bit Jobber #ad - 118 tip & twist design increases cutting speed with self-centering and prevents walking, clears chips and particles faster. Cobalt drill bits classic 5% cobalt m35 high speed steel construction with titanium coating for proven capability and durability. 60 pcs & 6 sizes1/16″(10pcs),5/64″(10pcs),3/32″(10pcs),7/64″(10pcs),1/8″(10pcs),9/64″(10pcs). Hardness 5% cobalt drill bits’ rock wall hardness level hrc 65-66. Professional & diy use for use on metal, wood & plastics, stainless steel, not for use on concrete / masonry perfect match for workshop or service vehicles.

 

DartDrill USA Premium M42 Cobalt Drill Bit Set  HSS Industrial Grade Drill Bits 29 Pieces Twist Design Fractional- 116-12 by 64ths  Manufactured to NAS 907J specifications  MADE IN USA #ad

DartDrill USA Premium M42 Cobalt Drill Bit Set | HSS Industrial Grade Drill Bits, 29 Pieces| Twist Design. Fractional- 1/16″-1/2″ by 64ths. | Manufactured to NAS 907J specifications | MADE IN USA

DartDrill USA Premium M42 Cobalt Drill Bit Set | HSS Industrial Grade Drill Bits, 29 Pieces| Twist Design. Fractional- 1/16″-1/2″ by 64ths. | Manufactured to NAS 907J specifications | MADE IN USA #ad - Split point tip and twist design increases cutting speed with self-centering and prevents walking, clears chips and particles faster sharp points for use on wood, metal, fiber glass & plastics. High quality premium m42 cobalt manufactured from m42 high speed steel containing 8% cobalt which increases high red hardness. Cobalt steel sharpskil drill bit set is made from cobalt steel for proven capability and durability cobalt drills are recommended for free machining stainless titanium alloys and other high tensile strength materials these applications require the high red hardness of cobalt steel to counter the substantial heat generated in the drilling process. Organized holder sharpskil set includes a drill bit metal holder with size index for easy storage and organizing. Sizing fractional- 1/16″-1/4″ by 64ths proudly manufactured in the usa.

 

Klutch Cobalt Drill Bit Set - 12in Dia Shank 12-Pc Set #ad

Klutch Cobalt Drill Bit Set – 1/2in. Dia. Shank, 12-Pc. Set

Klutch Cobalt Drill Bit Set – 1/2in. Dia. Shank, 12-Pc. Set #ad - Finish type cobalt alloy-coated, case included yes, bores hard metal, stainless steel, size 17/32, 9/16, 19/32, 5/8, 21/32, 11/16, 23/32, 3/4,13/16, 7/8, 15/16, 1, includes (qty. , And 1in. , 9/16in. , 7/8in. , 21/32in. , 23/32in. Perfect for contractors and hobbyists alike, this set includes the following drill bit sizes 17/32in. , 5/8in. , 19/32in. ,13/16in. , 15/16in. Set includes a metal storage case. This klutch cobalt drill bit set in high-speed, heavy-duty steel with cobalt coating drills quickly and cleanly through the hardest materials, including stainless steel. , 11/16in. ) 12. , 3/4in.

 

Drill Bit Set Twist Drill Bits Made of Cobalt Steel M42 HSS 135 Degrees Straight Shank and Metal Storage Casefor Drilling Metal Wood and Plastics #ad

Drill Bit Set Twist Drill Bits Made of Cobalt Steel, M42 HSS 135 Degrees, Straight Shank and Metal Storage Case,for Drilling Metal, Wood and Plastics

Drill Bit Set Twist Drill Bits Made of Cobalt Steel, M42 HSS 135 Degrees, Straight Shank and Metal Storage Case,for Drilling Metal, Wood and Plastics #ad - Cobalt drill bit set is versatile drilling accessories to use, for a wide range of applications such as stainless steel, aluminum, plastic, wood, cast iron, and so on. Self-centering 135-degree split point penetrates hard material without a pilot hole and produces small chips to reduce clogging. Kavol cobalt drill bits are made from m42 cobalt hss steel for long-lasting strength and durability. 8% cobalt steel provides extended tool life compared to high-speed steel drill bits when drilling hard materials. Packed in a metal carry case, the index case indicates every size clearly, easy to organize and store, also protect the drill tip.

 

Drill America 29 Piece m42 Cobalt Drill Bit Set 116 - 12 X 64ths DACO Series #ad

Drill America 29 Piece m42 Cobalt Drill Bit Set (1/16″ – 1/2″ X 64ths), D/ACO Series

Drill America 29 Piece m42 Cobalt Drill Bit Set (1/16″ – 1/2″ X 64ths), D/ACO Series #ad - When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging. Cobalt steel tools are similar to high-speed steel, but with more cobalt for improved performance when cutting harder metals such as stainless steel or nickel alloys. 29 piece drill bit set comes in a metal case. Gold oxide is a thinner oxide surface treatment than black oxide typically used to identify cobalt steel tools performance is similar to uncoated tools. Round shanks allow use with a wide variety of toolholding systems.

 

Disston E0102676 Blu-Mol Xtreme Cobalt Drill Bit Sets 29-Piece #ad

Disston E0102676 Blu-Mol Xtreme Cobalt Drill Bit Sets, 29-Piece

Disston E0102676 Blu-Mol Xtreme Cobalt Drill Bit Sets, 29-Piece #ad - M35 high speed steel with 5% cobalt content for strong durable performance in hard metal drilling applications. Provides superior specialized performance needed for extreme high heat encountered with drilling in hard metal, heat-treated steel and stainless steel. 135 degree split point allows faster aggressive cutting without walking.





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