Description:

Material: chrome vanadium steel, high hardness, durable, long service life.. 3/8 inch square head design (10mm): can be used with 3/8-inch (10mm) L-shaped wrench, ratchet wrench with extension rod. Features: The surface of the sleeve is finely polished, anti-rust, beautiful and durable, anti-corrosion.. Size: 10-11-12-13-14-15-16-17-18-19mm.