Pro-Grade Aircraft-Length High-Speed Steel Drill Bits - 5 Bits 1/8" - 3/8"
- Professional-grade HSS drill bits in hard-to-find 12" aircraft-length
- High carbon steel has excellent heat-endurance; finely-machined for superior cut
- Includes five of the most commonly-used diameters; 1/8, 3/16, 1/4, 5/16 and 3/8"
- 8" spiral flute, 12" length overall