Impact-Ready Screwdriver Bits - 10-PC High-Strength Alloy Steel Set Heavy-Duty Performance - Engineered to withstand high-torque impact drivers, electric screwdrivers, and hand drills. Ideal for demanding tasks in steel, wood, or dense materials. Ultra- Construction - Hardness rated at 62HRC with extended shaft length to absorb torque, reducing breakage and extending tool life. Magnetic Precision - Fully magnetized tip securely holds screws for one-handed operation and faster driving. Rust- Coating - Phosphating black treatment enhances wear resistance and prevents . Multi-Size Versatility - Includes PH1/2/3, PZ1/2/3, T10/20/25/30 bits for diverse applications. Model: Non-Slip Screwdriver Bit Shaft Length: 70mm (optimal torque control) Bit Sizes: PH1, PH2, PH3, PZ1, PZ2, PZ3, T10, T20, T25, T30 Ideal For: Automotive repairs & machinery maintenance Steel framing, decking, and heavy woodworking Industrial assembly lines & construction projects Color: Blue & Black Material: Metal Package Contents: 10 pcs * Screwdrivers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.