... according to drawings 6. High-tech ,reliable performanceMain process for front axle:1.Roll forged2.Stamping & shaping3.Trimming & ... 400T, 250T and 350T, quenching and tempering, heating production line, numerical control lathe, milling machine, drilling machine, fast hydraulic ... We are one of the biggest factories in mainland for auto parts forging and casting.Specification: layer board center distance ...