Description
Brand Name: IRWIN | Material: Carbon Steel | Number in Package: 1 pc. | Overall Length: 6 in. | Packaging Type: Carded | Shank Diameter: 1/4 in. | Shank Type: Hex Shank | Sub Brand: Speedbor | Usage: For Wood | Drill Size: 7/16 in. Irwin Speedbor Spade Bit Blue-Groove point and cut | Patented micro-groove cutting edge and spurs produce a smoother hole finish | Double spur design scribes the hole before the chips are made, producing a cleaner hole and reducing vibration | All bits have a 1/4 in. Hex shank that fits all drills and 1/4 in. quick change adapters | 6 in. overall length | 7/16 in. diameter | Fits all standard quick change chucks
