Speedbor Carbon Steel Spade Bit Set 8 pc.

Brand Name: Irwin
Sub Brand: Speedbor
Diameter: Multi Size
Overall Length: Multiple
Material: Carbon Steel
Product Type: Wood Boring Bit
Shank Diameter: 1/4 in.
Shank Type: Quick-Change Hex Shank
Number in Package: 8 pc.
Packaging Type: Carded
Usage: For Wood
Set Includes: 3/8", 1/2", 5/8", 3/4", 7/8?, 1", 1-1/8", 1-1/2"