... saw, reciprocating saw etc. 8 Auto/motorcycle partsAuto/motorcycle engine parts, gearbox parts, shock absorber parts, synchromesh gear ... striking fork, hydraulic valve pushrod seat, oil pump rotor, oil pump gear, oil pump flange, Pistons, Foot Valves, Rod ... material selection7Supreme surface treatment 8Improving hardness and endurance by adequate heat treatment process 9Manufacturing uniform products ...