... conveniently, operation easily, perfect protect capability. 2.Feature:1)digital auto-control, it has the function of manual, semi=auto ... induction heating machine:1)Heat treatingVarious kind of automobile parts,motorcycle parts,hardware tools,gears,chaim wheels,and other machine ... twist drills heating upsetting and forging.3)Braze weldingMany lathe tool,drill bit,knives,saw bit,saw teeth,steel pipe, ...