Shandong China Coal Group Drilling Machine Branch

Access to clean and reliable water sources is crucial for sustaining human life and promoting socio-economic development. In many regions, drilling wells to tap into underground water reservoirs is an

Hydraulic Air Leg Rock Drills are one of the most versatile tools in the arsenal of most professionals on the work site. They provide many different benefits that other drills are not able to offer wh

1、The bearing bears all the load of the pneumatic pavement breaker, so good lubrication has a great relationship to the bearing life, it directly affects the service life and operation rate of the pne

1) When the gasoline rock drill engine is pneumatic, pull the starter rope lightly after the ratchet mechanism has been engaged. Pull the starter rope in the correct direction and do not use excessive

1. The air leg rock drill is filled with anti-rust oil before leaving the factory. It should be disassembled and cleaned before use. When reassembling, the mating surface should be coated with lubrica

1. When the gasoline rock drill engine is pneumatic, gently pull on the starting rope after the ratchet mechanism is engaged. The direction of pulling the starting rope should be correct, and the forc