BOSCH 1-Piece Extra Long Drill Bit 5/16 in x 12 in (Pack of 3)
Aircraft black oxide drill bit with speed helix for faster drilling in light-gauge metal, wood, and plastic. Per-pack info; longer life and reduced heat. One customer notes good quality and length enough to drill through walls
Highlights
- faster drilling
- longer bit life
- versatile for metal, wood, plastic
Pros
- speed helix design for faster drilling
- lasts longer than high-speed steel
- easier drilling with reduced heat
- per-pack information provided
- long length suitable for deep holes
Cons
- mixed durability feedback from customers
- some reports of breakage during first use
Best For
Features
- Three times faster drilling due to speed helix design compared to standard bits
- Lasts 50 percent longer than high-speed steel bits
- Extended aircraft-length with 1/2 in. reduced shank for compatibility
