Overview

Insert bits phillips impact bit bit size#1 lgth 1 inch Engineered for maximum durability and long life with impact drivers. Forged, so they fit fasteners more precisely, which reduces stripping and increases the life of the bit. Manufactured with heavy-duty, cold-forged, high grade steel to withstand extremel y high torque output. Black oxide finish resists corrosion. IRWIN Impact Performance Series fastener drive bits are engineered for maximum durability and long life with impact drivers. These insert bits are designed with precision tip geometry so they fit fasteners more precisely, which reduces stripping and cam-out. Manufactured with heavy-duty, cold-forged, high-grade steel, they'll withstand extremely high torque output. Plus, a black oxide finish resists corrosion and increases the life of the bit. Engineered for maximum durability and long life with impact drivers. Forged, so they fit fasteners more precisely, which reduces stripping and increases the life of the bit. Manufactured with heavy-duty, cold-forged, high grade steel to withstand extremel y high torque output. Black oxide finish resists corrosion.