We provide machine tool forging as: shaft sleeve, crank shaft, gear ring, screw set, ... nuts, We are professional manufacturer of oil equipment forging in China, our product include: Casing head forging, tubing head forging, casing ... managerZhangqiu Baohua Forging Co.,LtdTel: 0086-13853179742Fax: 0086-531-83861079 Machine tool forging parts(blank&finish machining)