Xinda Non sparking Ring Spanners, Box end Wrench Set , Safety Tools

Decription: 1.Sizes 2.Material Copper Beryllium Alloy Composition Be:  1.8% - 2% Ni:   Others:  <0.5% Rest:  Cu Hardness  35 - 40 HRC Tensile Strength 1250 N/mm2   Aluminium Br...

Seller: Shijiazhuang Xuda Safety Tools Co., Ltd  China