Irwin Speedbor 3 Piece Spade Bit Set
*Sub Brand: Speedbor
*Material: Steel
*Product Type: Wood Boring Bit Set
*Number in Package: 3 pc.
*Shank Type: Quick-Change Hex Shank
*Shank Diameter: 1/4 in.
*Packaging Type: Carded
*Includes: 1/2", 3/4" and 1". 40% thicker cutting edge. Blue-Groove.