... variety of shaft, step shaft, gear shaft, cam shaft, axle, the cylindrical disk-type parts, end so on. 4, ... Stainless steel annealing3) Heat treatment of various kinds of hardware tools, electric, hydraulic, pneumatic components, steam, rubing matching, ... , cutter, reamer, diamond saw blades, saw welding; Tools, drilling tools, cutting tools and welding; Brass, copper, stainless steel metal materials ...