... Material: Copper Alloy. 2, weight:100g 3.earth rod clamp die casting,grounding rod copper clamp, copper saddle clamp1, Material: Copper Alloy ... green sand molding, and the resin sand molding. Various high quality castings are made of gray iron, ductile iron, aluminum, ... or as per Client3, Professional Service4, Full set Quality Control5, Best Quality and Best Price6, On time delivery7. ISO9001 Qingdao ...