... Material: Brass or Stainless steel American type earth clamp 200A 300A500A 1. 50pcs/ctn G.W/N.W:12 ... Material: Brass or Stainless steel American type earth clamp 200A 300A500A 1. 50pcs/ctn G.W/N.W:12 ... Material: Brass or Stainless steel American type earth clamp 200A 300A500A 1. 50pcs/ctn G.W/N.W:12 ... Italian,Holland,Japanese type and other models150A, 200A, 300A, 350A, 500A, 600A American type earth clamp ...