IRWIN SPEEDBOR 6-PIECE SPADE BIT SET - 3/8" TO 1"Six-piece spade bit set for fast, clean boring in wood. Forged from special tool steel and heat-treated full length for durability. The patented Micro-Groove point and extended spurs ensure quick starts and clean holes, boring up to 2x faster and lasting up to 3x longer than standard spade bits.
- 6 sizes included: 3/8, 1/2, 5/8, 3/4, 7/8, and 1 in
- 6 in bit length with 1/4 in hex shank
- Micro-Groove point with extended spurs for fast, clean holes
- Carbon steel, heat-treated full length
- Grooved hex shank prevents slipping in chuck
- Fits all 1/4 in and larger electric drills
- Vinyl pouch included for organized storage