we are the expert of copper wire drawing machine in China, also we supply the drawing DIE, drawing capstan, cold pressure welding machine, welding dies and related machine with best qulity and low price, the cold pressure welder can be used to weld copper wires from 0.07mm to 8.00mm, aluminum wires from 0.07mm to 14.00mm. their main technical specification can reaches or surpasses that at home and abroad, factly you could compare our quality and price with UK and USA with similar products.