... and other mechanical parts, hardware tools, straight shank twist hot upsetting, hot. 16mm diameter, round steel, heat about 3-5 ... tight firmware and other machine piece, hardware tool, handle drill, keep the hot upsetting. keep the hot cutting. it circle steel ... copper parts welds, valve door welds. stainless steel a bottom welds etc. 18KVA High frequency induction thermal forming machine KX-5188A18