- Blue-groove point and cutting edge for faster chip removal, 4x faster than standard spade bits
- Double cutting spurs scribe the outside of the hole reducing breakout
- 10% larger shank for added durability
- Grooved hex shank prevents slipping in drill chuck or bit extension
- Fits all standard quick change chucks
BIT DRILL 1-3/8"SPEEDBOR
Brand Name: Irwin
Sub Brand: Speedbor
Diameter: 1-3/8 in.
Overall Length: 6 in.
Material: Carbon Steel
Product Type: Wood Boring Bit
Number in Package: 1 pc.
Packaging Type: Carded
Shank Diameter: 1/4 in.
Usage: For Wood
Shank Type: Hex Shank
Discovery: Express,Convenience,Core,Super