ARCH WIRE FORMING MACHINE (for Rocking chair type arch wire) Function: Spot welding (dxx) 1~30 Braze welding (q_x) 1~9 Heat treatment (h_x) 1~9, only for the Rocking chair type arch wire, which is only developed by our company in China. It will not change the nature of Rocking chair type arch wire. Good price with nice goods, three functions can meet your demand well.[...]