Irwin 1837439 Impact Insert Bit #1, 4"
Description
Engineered for maximum durability and long life with impact drivers. Fit fasteners more precisely, which reduces stripping. Manufactured with heavy-duty, cold-forged, high grade steel to withstand high torque output. Black oxide finish resists corrosion.
Highlights
- Impact.
- Bit Size : #1.
- Length : 4".
- For impact drills and drivers.
