Small square rod: using chrome vanadium steel, high hardness, high torque, strong toughness, strong and durable.The comfortable handle design is more comfortable and convenient to use.CR-V sliding rod/connecting rod/universal joint: professional 50BV30 chromium vanadium steel forged with multiple quenching and hardening treatments, the torsion is stronger and not easy to break.The surface mirror polishing process has a longer anti-rust service life.S2 screwdriver bit: the surface is finely polished, the head is reddish, and the base is chrome-plated, rust and oil resistant, and has a longer service life.CR-V quick release ratchet wrench: forged in chrome vanadium steel, high hardness, high torque, strong toughness, labor-saving, two-way 72 teeth to meet more needsThe TRP handle is ergonomic, comfortable to hold and not tiring for long-term workName: 46-piece auto repair kitSize: 250*170*45mmWeight: 1.40kgSuitable for: maintenance of bicycles, electric vehicles, motorcycles, etc.Packing contains: 46 pieces/setnotes:Due to manual measurement, please allow 1-3mm difference.Because monitors and different lights are different, the picture may not show the actual color of the item. thank you for understandingNote: Light shooting 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.