Top 8 Best Bosch Cobalt Drill Bit Set

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. Includes 116, 564, 332, 764, 18, 964, 532, 316, 732, 14, 516, 38, 12.

TOUGH The Bosch CO21 Drill Bit Set is manufactured from cobalt for drilling in hard and abrasive materials such as stainless, cast iron, and high-density metal. Also useful for general drilling in light-gauge metal, wood, and plastic.. ACCURACY Featuring a no-skate split-point tip for clean, precise holes and accurate starts.. RELIABLE The three-flat shank design promotes better grip and guards against slipping on bits 316 in. and larger. PERFORMANCE Designed for very high drilling temperatures for superior performance in stainless steel. Bosch Cobalt Metal Drill Bits are solid, reliable, and provide 4X longer life than standard high-speed drill bits.. VERSATILITY Includes laser-etched marking to provide clearly marked bit diameter. Included bit sizes 116 in., 564 in., 332 in., 764 in., 18 in., 964 in., 532 in.,1164 in., 316 in., 1364 in., 732 in., 1564 in., 14 in., 516 in., 38 in., 12 in..

TOUGH The Bosch CO14 Drill Bit Set is manufactured from cobalt for drilling in hard and abrasive materials such as stainless, cast iron, and high-density metal. Also useful for general drilling in light-gauge metal, wood, and plastic.. ACCURACY Featuring a no-skate split-point tip for clean, precise holes and accurate starts.. RELIABLE The three-flat shank design promotes better grip and guards against slipping on bits 316 in. and larger. PERFORMANCE Designed for very high drilling temperatures for superior performance in stainless steel. Bosch Cobalt Metal Drill Bits are solid, reliable, and provide 4X longer life than standard high-speed drill bits.. VERSATILITY Includes highly visible, laser-etched marking to provide clearly marked bit diameter. Included bit sizes 116 in., 564 in., 332 in., 764 in., 18 in., 964 in., 532 in., 316 in., 732 in., 14 in., 516 in., 38 in., 12 in..

Up to a tensile strength of 900 NMM134. Material high-speed steelCobalt. These drill sets are precision ground hss-co and have a two cutter cylindrical two flute drill bit shape and cover 1mm through to 10mm.

Withstands high-temperature applications for extended periods of time up to 1,100 degreeF. Rigid, thick web design adds stability to bit in tough applications. Surface hardened to penetrate tough abrasive materials. Available in jobber length, full shank. Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium.

Withstands high-temperature applications for extended periods of time up to 1,100 degreeF. Rigid, thick web design adds stability to bit in tough applications. Surface hardened to penetrate tough abrasive materials. Available in jobber length, full shank. Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium.

Withstands high-temperature applications for extended periods of time up to 1,100 degreeF. Rigid, thick web design adds stability to bit in tough applications. Surface hardened to penetrate tough abrasive materials. Available in jobber length, full shank. Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium.

No-skate tip for clean and accurate starts. Titanium coating generates less friction for 2x longer life. Three-flat shank promotes better grip on bits 316 in. And larger. Universal drilling applications designed for general-purpose use. High visibility marking provide clearly marked diameter.Included bit sizes 1 116, 1 564, 1 332, 1 764, 1 18, 1 964, 1 532, 1 1164, 1 316, 1 1364, 1 732, 1 1564, 1 14, 1 1764, 1 932, 1 1964, 1 516, 1 2164, 1 1132, 1 2364, 1 38, 1 2564, 1 1332, 1 2764, 1 716, 1 2964, 1 1532, 1 3164, 1 12.

29 Piece. Cobalt Alloy Steel Drill Bit Set. Sizes 116 inch -12 inch in 164 inch increments, 135 Degree Split Point To Minimize Walk. 5 Cobalt Alloy Steel For Higher Heat Abrasion Resistance. Heavy Duty Web Construction For Strength Durability.

115 Pieces Set Includes 29pcs Fractional Size 116 to 12 inch bits in 164th increments 26pcs Letter Size A To Z 60pcs Numbered Size 1 To 60 Set includes the drill bit holder with size index for easy storage and organizing. Perfect Drill Bits Precision grinding process for a clean surface and high grinding accuracy. Universal round drill shank, widely applicable of tool holding systems and tightly clamped. 135 Split Point Twist Design The 135 degree fast cutting point is automatically centered and penetrates quickly with less pressure, reducing walking, fully ground drill bit with sharp and durable cutting edge. Twist design for clear chips faster. Enhanced M35 Alloy Material These drill bits contain 5 Cobalt alloy steel, which increases wear resistance and durability. Industry grade 6542 high speed steel drill bit set, harder than 4241 HSS used in other similar drill bits set. 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.