Irwin Steel Hex Wood Bit Set 6 pc.
*Sub Brand: Speedbor
*Material: Steel
*Product Type: Spade Bit Set
*Number in Package: 6 pc.
*Shank Diameter: 1/4 in.
*Shank Type: Hex Shank
*Packaging Type: Clamshell
*Usage: Used in wood drilling
*10 percent larger shank for added durability
* Grooved hex shank prevents slipping in drill chuck or bit extension
* Double cutting spurs scribe the outside of the hole reducing breakout
* Blue groove point and cutting edge for faster chip removal 4 times