Sutton Tools Ultrabit Screwdriver Bit Torx is designed to withstand high torque screwing, lasting 12x longer than standard bits. Anti-breaking with reinforced joints for a stronger link avoiding breakages and precision fit which avoids slipping and stripping screw heads. The shock absorber zone is designed to withstand high torque screwing, lasting 12x longer than standard bits when used on impact drivers. Designed for use in power tools and quick change adapters. - Shock absorber zone with impact torsion neck, designed to withstand high torque screwing, lasting 12x longer than standard bits - Anti-breakage with reinforced joints for a stronger link avoiding breakages - Ring reinforcement has a reinforced screw head ring for longer impact resistance - Precise fit which avoids slipping and stripping screw heads - Power bit - 1/4 hex for use in power tools and quick change adapters