10 Best Short Drill Bits Cobalt
#1 Best Pick
Greywolf Cobalt Drill Bit Set, 19 pcs M35 High Speed Steel Twist Drill Bits, Metal Drill Bits for Hard Metal, Stainless Steel, Cast Iron, Wood and Plastic, with Index Box 1.0mm-10.0mm
Brand: greywolf
Read more
- 【Convenient Size Selection】: This 19 pcs M35 drill bit set includes everything you need to meet all your needs, bringing a user-friendly experience. Set includes: 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 6.5mm, 7.5mm, 8mm, 8.5mm, 9mm, 9.5mm, 10mm [1-10mm, in 0.5mm increments].
- 【Industrial Grade M35】: High-speed steel drill bit set, these drill bits contain 5% cobalt, which is much harder than the high-speed steel used in similar drill bit sets. Fully ground drill bits with smooth surface, high grinding precision, and sharp edges can reduce friction between the drill bit and the material and reduce the temperature of the drill bit during operation.
- 【Enhanced Precision Design】: Adopts 135° split point tip for faster penetration and less walking. Deep groove twist drill bit design ensures smooth chip evacuation and stable operation, providing accurate results for demanding work.
- 【Wide Application】: M35 cobalt high-speed steel is more suitable for processing tough, high-tensile strength materials. Especially suitable for cutting hardened metals such as stainless steel, cast iron, high-temperature alloys, titanium alloys, hard plastics and wood. This cobalt drill bit set is a must-have for professionals, amateurs and home improvement enthusiasts.
- 【Wide Application】: M35 cobalt high-speed steel is more suitable for processing tough, high-tensile strength materials. Especially suitable for cutting hardened metals such as stainless steel, cast iron, high-temperature alloys, titanium alloys, hard plastics and wood. This cobalt drill bit set is a must-have for professionals, amateurs and home improvement enthusiasts.
Check latest price on Amazon
#2 Best Value
MAXTOOL 3/16" 5pcs Identical Screw Machine Drills HSS M42 Cobalt Twist Stub Drill Bits Fully Ground Golden Straight Shank Short Drills; SMF42G10R12P5
Brand: MaxTool
Read more
- Stub Drills were developed for screw machine operations where regular drills are too long for small spaces; The short length reduces breakage and runout
- Cobalt high speed steel ensures the bits super hard, sharp and cutting effectively with impressive performance in cutting metal, plastic, and wood etc with long tool life
- All drill dimensional & tolerances conform to ASME/ANSI B94.11M drill standards or USCTI - United States Cutting Tool Institute (formerly MCTI). Fractional Sizes 1/16” to 1/2” are available
- Fully ground process and precision surface finish ensure excellent chips moving, and 135 deg chisel angle with split point provide accuracy start for quick penetration without Walking and less Logging
- Precision treatment makes drills durable toughness, withstands heavy duty operation, resists corrosion and lubricates the drill bits better for cutting smoothly. Packed in a rigid translucent tubes or pouches prevents drill bits from damage
Check latest price on Amazon
#3 Budget Pick
M35 Cobalt Drill Bit Set HSS CO Drills High Hardness 10pcs for Stainless Steel Drilling (3.5mm)
Brand: Mingzhe
Read more
- [Efficient Drilling] 135-Degree split-point tip allows for immediate drilling with less force, for stainless steel, cast iron, and more.
- [Wide Usage] Suitable for various materials such as sheet metal, steel plate, and angle iron.
- [Premium Finish] High surface finish and grinding precision ensure , durable blades for long-lasting use.
- [High-performance Material] Made of m35 material with 5% cobalt for high hardness and stability.
- [Versatile Application] Ideal for drilling stainless steel plate, automobile spring steel, and die steel.
Check latest price on Amazon
#4 Top Choice
Bosch CO2131B 1-Piece 1/16 in. x 1-7/8 in. Cobalt M42 Metal Drill Bit with Three-Flat Shank for Drilling Applications in Stainless Steel, Cast Iron, Titanium, Light-Gauge Metal, Aluminum
Brand: Bosch
Read more
- Cobalt M42 drill bit – provides upgraded M42 cobalt jobber-length bits designed for durability, high heat resistance and hardened surface for stainless steel, cast iron, titanium, light-gauge metal and aluminum
- Enhanced M42 alloy material – contains 8% cobalt alloy that delivers 10X life vs. standard bits
- High-heat resistant bits – withstand high-temperature applications for extended periods of time
- Thick web-helix design – provides additional stability in tough applications
- Surface-hardened tip – penetrates tough abrasive materials
Check latest price on Amazon
#5 Popular Choice
DEWALT DWA1240 Pilot Point Industrial Cobalt Drill Bit Set (14 Piece)
Brand: DEWALT
Read more
- Designed for maximum speed and life
- Pilot point and split tip design
- No bit walking - more user control
- Intended to be used on hard metals
Check latest price on Amazon
#6 Top Pick
Hymnorq 6mm Metric M35 Cobalt Steel Extremely Heat Resistant Twist Drill Bit Set of 10pcs with Straight Shank to Cut Through Hard Metals Stainless Steel Cast Iron and Softer Materials
Brand: Hymnorq
Read more
- 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.
- No center punch is needed-the 135° Quick-Cut points are self-centering and penetrate quickly with less pressure. Will not "walk" or "wander"
- Extremely heat resistant; must be used and operated at 1500 RPM or greater for maximum efficiency. Straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks
- The set includes 10pcs of 6mm diameter M35 grade cobalt steel twist drill bits
- Particularly successful in cutting through hard metals such as stainless steel and cast iron, although they can be used for softer materials, too.
Check latest price on Amazon
#7 Top Pick
M35 Cobalt Stubby Drill Bits, 6PCS Short Drill Bits for Metal, 1/4" Hex Shank with Storage Case, Sizes 3/32"-1/8"-3/16"-1/4"-5/16"-3/8" Cobalt Drill Bit Set for Hardened Steel Carbide Wood Plastic
Brand: Matework
Read more
- HIGH-QUALITY COBALT MATERIALS -- MATEWORK stubby drill bits are crafted from M35 cobalt high-speed steel, provide double protection fortified with a cobalt coating for enhanced durability, corrosion resistance, and heat resistance.This ensures that the short drill bits provides reliable performance even in demanding applications
- EFFICIENT CUTTING -- Cobalt stubby drill bits provide excellent stability and efficient chip evacuation during cutting, extending blade life, ensuring accurate cuts, and speeding up the drilling process
- VERSATILE APPLICATIONS -- Includes 5 most popular sizes and (3/32", 1/8", 3/16", 1/4", 5/16") and 1 larger size 3/8". M35 carbide drill bits is suitable for steel, carbon steel, iron, copper, aluminum and most other metals as well as wood, plywood, etc
- USER-FRIENDLY DESIGN -- Featuring laser-engraved step sizes, our drill bit set ensure clear visibility and durability during use. This design enhances convenience and accuracy, streamlining the drilling process
- DEDICATED CUSTOMER SERVICE -- While our cobalt drill bit set undergo rigorous quality inspections, we understand that unforeseen issues may occur. Rest assured, we are committed to providing professional customer service. If you encounter any quality problems, please contact us via Amazon for prompt assistance and replacement
Check latest price on Amazon
#8 Top Pick
Metric M42 8% Cobalt Twist Drill Bits Set for Stainless Steel and Hard Metal (1mm-10mm/19pcs)
Brand: STROTON
Read more
- Premium M42 8% Cobalt Steel ,68-70 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life.
- 3 Steps Design for Cutting through Stainless Steel,Hard Metals,Aluminum,Plastic.
- This Cobalt Drill Bit is Typically Capable of Running Three to Five 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.
- The Sufficiently Sharp Bit Edge Can Cut the Metal Material into Long Strips of Iron Chips rather than Slowly Grinding Throng the Material with a Blunt Drill Bit.
- 19Pcs 135 Degree Split Point Drill Bits Includes :1mm(length:3.4cm) 1.5mm 2mm 2.5mm 3mm 3.5mm 4mm 4.5mm 5mm(length:8.5cm) 5.5mm 6mm(length:9cm) 6.5mm 7mm 7.5mm 8mm(length:11.5cm) 8.5mm 9mm 9.5mm 10mm(length:13cm) [DIA 0.5mm Increments] .
Check latest price on Amazon
#9 Top Pick
Hymnorq 15-Piece M35 Cobalt Drill Bit Set, Metric 1.5 to 10mm, 5% Cobalt HSS for Drilling Hard Metal Stainless Steel Cast Iron, Fully Ground Jobber Length Bits with 135° Split Point Tough Indexed Case
Brand: Hymnorq
Read more
- TRUE M35 GRADE COBALT STEEL: Manufactured from premium High-Speed Steel containing 5% Cobalt (HSS-Co), these bits are heat-hardened to cut through tough abrasive materials. They offer significantly higher heat resistance and wear durability compared to standard HSS bits, making them the ultimate choice for drilling into stainless steel, cast iron, and titanium alloys.
- PRECISION 135° SPLIT POINT: Equipped with a 135-degree self-centering split point, these bits bite into the material immediately upon contact. This active cutting tip prevents "walking" or wandering across the work surface and eliminates the need for a pre-punch pilot hole, ensuring accurate and clean starts every time.
- FULLY GROUND & EFFICIENT: Unlike roll-forged alternatives, our bits are fully ground for precise dimension accuracy and concentricity. The precision-engineered dual twist flute design ensures rapid chip removal, effectively reducing friction and heat buildup for a smoother, cooler drilling process.
- 15PC METRIC SIZE COVERAGE: This comprehensive metric set includes 15 essential sizes: 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 8, 9, and 10mm. It is a versatile kit suitable for a wide range of projects in metalworking, automotive repair, and general DIY on wood, plastic, aluminum, and hard metals.
- HEAVY-DUTY INDEXED CASE: The bits are housed in a rugged, impact-resistant ABS plastic case with rubberized corners for extra protection. The case features a folding design with clearly marked size indexes (raised lettering) for easy identification, keeping your tools organized, secure, and ready for transport to any job site.
Check latest price on Amazon
#10 Top Pick
MAX-CRAFT HSS Cobalt Drill Bit Double End 5/32 in. Stubby Body Drill Steel Metal Iron-10Pcs
Brand: MAX-CRAFT
Read more
- Cobalt Drill Bit Size: 5/32"(Diameter) x 5/8"( Flute Length) x 2-1/16" (Overall Length)
- Material: HSS cobalt steel is the best material for drilling with the longest life
- Double End Drilling Point:The 2 cutting point of one single drill bit, when one cutting point is used bored and the other cutting end can be used, as another new drill bit to use
- 135 Deg. Split Point Angle: No center punch is needed-- the aggrevsive 135 Deg. Split Point quick-cut points are self-centering and penetrate quickly with less pressure
- Application: Drill through stainless steel, general steetl, metal sheet, iron, copper, aluminum, plastic
Check latest price on Amazon
