Irwin 3046007 Speedbor Max 1-3/8″ Wood Boring Self-Feed Drill Bit

Irwin 3046007 Features

• 3 Re-sharpenable cutting edges are hardened for extreme durability and long life in tough materials
• Replaceable screw-point tip pulls bit fast for clean, true holes
• 7/16″ hex quick-change shank reduces slipping in standard chucks and is compatible with all 7/16″ impact drills