- Blue-groove point and cutting edge for faster chip removal and 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 5/16" SPEEDBOR
Brand Name: Irwin
Sub Brand: Speedbor
Diameter: 5/16 in.
Overall Length: 6 in.
Material: Carbon Steel
Product Type: Wood Boring Bit
Number in Package: 1 pc.
Shank Diameter: 1/4 in.
Shank Type: Hex Shank
Usage: For Wood
Packaging Type: Carded