Up to 15x more robust than a Bosch 2608522316 Standard Holder Need a reliable bit holder to drive screws more efficiently? The robust PRO Impact is equipped with a permanent magnet to help you complete your tasks with ease. The PRO Impact is a great choice for installers who need a robust and hardwearing bit holder to help them with more demanding screwdriving applications. It has a permanent magnet to make sure the bits are firmly held. Thanks to its slim design, the bit holder is easy to handle. 1/4" Impact rated Hex shank for use in impact driver and drill driver Tested in Bosch labs according to Bosch standard procedures. Features and Benefits: • Up to 15x more robust than a Bosch 2608522316 Standard Holder • 1/4" Impact rated Hex shank for use in impact driver and drill driver • For driving screws efficiently, eg when installing all types of panels, equipment, and fixtures • Highly efficient for installers, electricians, metalworkers, and woodworkers: Robust Specifications: Drive end Inch: 1/4 Total length mm: 60 Shank: 1/4" external hexagon