PRO Impact PZ, designed for strength and resistance to high torque. PRO Impact PZ Screwdriver Bits are a great choice for installers looking for robust, heavy-duty screwdriver bits. Made from heat-treated modified steel for outstanding strength and resistance to high torque. Bosch PRO Impact Bit PZ3, 25mm (2 Pack) in Black Steel. This high-quality screwdriver bit is perfect for all your impact screwdriving needs. With a length of 25mm and 2xPZ3, it is designed to fit most standard screwdrivers and provide maximum torque and precision. 25mm length for easy handling and maneuverability, 2xPZ3 for maximum torque and precision. Professional-grade quality for long-lasting durability. Impact-resistant design for use with impact drivers. Perfect for use in construction, woodworking, and DIY projects. Up to 50x more robust than a Bosch 2607001528 Extra Hard Bit. For driving PZ screws efficiently, eg when installing all types of panels, equipment, and fixtures. Highly efficient for installers, electricians, metalworkers, and woodworkers. Robust. Specifications: Dimensions: PZ3, Length mm: 25.