General description Includes 5 pieces of 60mm drywall bits (6.35mm). The quick change and release system allows for fast installation, locking, and unlocking of the drill. Technical specifications Length: 60mm Bit size: 6.35mm Material: Chrome vanadium steel Compatibility and accessories Suitable for impact wrenches Compatible with electric screwdrivers Works with hand screwdrivers Compatible with electric drills Works with pneumatic drills Installation Press down on the black sleeve of the quick-change drill bit holder to expose the hex head. Insert the drill bit into the hex head. The magnetic clamp will automatically secure the bit. Usage Quick fixing improves work efficiency. Designed for easy and efficient bit changes.