•Clamping and tightening, the opening is round and smooth without burrs, and the precise size is firmly locked
•Excellent quality, better quality and better use
•Mirror galvanizing, mirror-grade polishing on the wrench surface, electroplating process, beautiful and not easy to rust
•High hardness and strong toughness
•CRV high temperature quenching forging, one-piece molding, long service life