Material:AISI 4140
Jining Donghong Machinery Co., Ltd
Products,:Crown block, Travelling block, Hook, Rotary table, Swivel, Drawworks, Mud pump, drilling rig, workover rig etc.
Brand: Bomco, Lanzhou LS, SJ Petro, RG Petro, Sichuan Honghua, CPTDC, Beijing BPMF, Shanghai Shenkai
Skype: spareparts1960
Service hotline: 0086-189 5407 9939
WeChat/Whatsapp:189 5407 9939
Email: dh@dhparts.com
spareparts1960@foxmail.com
Website: www.dhparts.com
