Features: Engineered with high grade hardened S3 alloy steel, these magnetic screwdriver bits withstand multiple concrete screw tests while preventing slippage with builts in strong magnetism for precisions tasks. The 5mm/6mm round shank electric screwdriver bits feature instantly magnetic retention and crosses compatibles PH0 PH1 PH2 sizing, optimized for rapid bit changes in high torqued drilling applications. Ideal for professional contractors, workshop technicians, and DIY enthusiasts requiring quality tool for heavy duty construction projects or frequent home appliance repairs. Perfectly grips fasteners during overhead installations, drywall assemblies, or furniture building where screw stability matters in tight spaces or vertical surfaces. Compatibles with 801/802 shank systems, this 10 piece set eliminates tool juggling with universal fit for cordless drills, impact drivers, and manual screwdrivers across woodworking/metalworking scenarios. Specifications: Material: Alloy Color: Gold Optional Size: 1 0.5x6cm/0.20x2.36in; 2 0.6x6cm/0.24x2.36in Package Includes: 10Pcs Screwdriver Bits note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.