... cable, wire, brass SZ-3T 0.80mm-4.0mm copper wire cold pressure welder / alumimum wire, brass wire, flat wire welding machine1.welding copper wire, aluminum wire with no ... need weld 1.0mm, 1.15mm, 1.30mm, 1.5mm copper wire, we should make four single cavity dies or two double ... cavity dies for you. 7. Over 2.5mm wire can not made double cavity dies. Two wires should not ...