... is more stable, low noise, square parts have a long life save energy, in fact, grinding process is ... Baoji, tiger rig, will do this process.2. A new CNC grinding machine which made in German is at least ... no customer buy, some pumps are expensive, still a lot of customers like to purchase.Mud pump market ... G.W: 18.5KG mud pump,F-1000,New arrival! Hot selling precision, Honghua, Kunlun, Baoji, suitable