● Anti-folding spring design, protect the welding wire, and not easy to break ● No disassembly installation, thermal insulation block, thickened large copper block ● Professional welding pliers, one-piece forging, anti-drop and ● Diamond-shaped, stable: and, high occlusal strength, the electrode is not easy to fall off ● Fits the for palm,, anti-scalding and high temperature resistance, Manufacturer: Kalttoy