IMPACT TOUGH DESIGN: Provides 10x life over standard bits, with an xtended torsion zone, hardened core and precision tip XTENDED TORSION ZONE: Helps to absorb the torque peaks of impact drivers to avoid breakage TILT IN/TILT OUT CASE MECHANISM: Allows easier access to bits PRECISION-ENGINEERED BIT TIPS: Deliver a better fit and less cam-out HEAT-TREATED BIT MANUFACTURING: Provides stronger bit HEX INTERFACE: Made to fit 1/4 in. hex impact drivers DURABLE CASE: Features a secure case latch and rubber bumpers