The DeWALT Extreme 11.5mm x 142mm HSS-E Cobalt Alloy Steel Metal Drill Bit is designed for longer life with 5% cobalt alloyed High Speed Steel, providing 4 times longer life compared to standard HSS-R Metal Drill Bits. The pilot point tip allows for easier penetration of all surfaces, resulting in cleaner, more accurate, burr-free holes. Suitable for portable or stationary drilling of high alloy content steels and metals with a tensile strength up to 1100N/mm², this drill bit features a no-slip shank for optimal grip in the drill chuck.

5% cobalt alloyed High Speed Steel for longer life
Pilot point tip for cleaner, more accurate holes
Versatile application on high alloy content steels and metals
No-slip shank for optimal grip in the drill chuck