The Milwaukee Thunderbolt 5/8 in. Black Oxide Drill Bit is excellent for drilling on curved surfaces. This drill bit features black oxide construction and is recommended for use with portable drills. The thick core provides protection against side-load breakage.
- Jobber length for use with portable drills
- Excellent for drilling on curved surfaces
- Black oxide construction for durability
- Parabolic flute form clears chips and debris to keep the bit cool
- Precision-start 135-degree split-point tip starts on contact to help keep the bit from walking for fast, accurate holes
- Thick core offers excellent strength and protection against side-load breakage
- Thunderbolt web for a long life and fast drill times