Size range .038" to.067" (#51 to #60)
- 1/4" quick-change hex shank -fast bit swaps, fit impact drivers, extensions
- Hard-to-find mini sizes #51, 52, 53, 54, 55, 56, 57, 58, 59, & 60
- Durable high-speed steel for cutting power & strength
- PVC sleeve to keep bits organized & easy to identify
