Bosch CO21B 21 pc. Cobalt M42 Drill Bit Set

Bosch CO21B 21 pc. Cobalt M42 Drill Bit Set.

Features and benefits

• 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
• Split points on bits 1/8 In. and larger – allow for easy starts with no skating, eliminating the need for a center punch

What is included

(2) 1/16", (2) 5/64", (1) 3/32", (1) 7/64", (2) 1/8", (1) 9/64", (1) 5/32", (1) 11/64", (2) 3/16", (1) 13/64", (1) 7/32", (1) 15/64", (2) 1/4", (1) 5/16", (1) 3/8", (1) 1/2"

Specifications

Bit Material

Cobalt

Bit Type

Twist

Case Included

Yes

Pieces

21

Model: CO21B