Products Detail Engine Piston Pins DL06 performance piston pins Using Auto-Sawing Machine.Continuous Carburization & Quenching Furnace from AICHELIN. Using Modular machining center made in Italy and special drilling, boring, facing and chamfering automatic machines for pin. 4 grinding lines for different size OD pin. DLC treatment for high performance engine. Case hardness: HV2000 min.Cold extrusion machines. Gun-drill machine and technology for pin hole. ID roughness: Ra 1.6. CNC machines for special requirement. Ultrasonic cleaning and rust-proof equipment for each grinding line. Centerless Grinding Machine (MICRON JAPAN) Production capability:500000 pcs per month. Using the Magnaglo inspection machine to do the inspection as the customers request. Almost 100% OEM customers. Passenger car: Fiat, Mazda, BYD, Cummins, FAW.,etc. Heavy duty: Cummins, Doosan, Kubota, FAW, Sino-truck, Futon, Weichai, ISUZU.,etc …