Manufacturing Process:
AISI 4140 Round Bar Cutting/CNC Lathe Machining/NC Hobbing Machining/Correction Gear/CNC Milling Machine Processing/Hydraulic Press Processing/Deburr/Vacuum Quenching Heat-Treatment/CNC O.D. Precise Finish/ Salt Bath Nitriding Heat-Treatment/Correction Gear/Laser Engraving/Antirust/