
- Average
- R 7.66
- Lowest seen
- R 7.66
- Highest seen
- R 7.66
- Last change
- R 0.00
- First indexed
- 09 Sep 2026
- Vendor
- Amazon
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

Bosch
BOSCH CO2131B 1/16 In. x 1-7/8 In. Cobalt M42 Drill Bit
R 4.86

Bosch
BOSCH CO2146 19/64 In. x 4-3/8 In. Cobalt Drill Bit
4.4(258)R 10.52

Bosch
BOSCH TI2133IM 3/32 In. x 2-1/4 In. Impact Tough Titanium Drill Bit
R 8.23

Amazon
BOSCH TC500 3/16 In. x 4-1/2 In. Flat Shank Hex Masonry Drill Bit
3.8(19)R 8.45

Bosch
BOSCH TI2139IM 3/16 In. x 3-1/2 In. Impact Tough Titanium Drill Bit
R 12.29