Description
- IRWIN 3-pack Tri-Flute bit set includes 5/8-in SPEEDBOR MAX, 3/4-in SPEEDBOR MAX and 1-in SPEEDBOR MAX, perfect for wood drilling applications
- Tri-Flute design for faster chip ejection
- Cutting spurs have 3 cutting edges for added durability
- Screw tip allows bit to self-feed for ease of use
- Grooved hex shank prevents slipping in drill chuck or bit extension
- Fits all standard 1/4 In. quick change chucks
