Roof Bolt

The drill bit of the roof bolt machine is the main component of the drilling machine. It is a tool for transmitting impact energy, directly contacting the rock and blasting. During the whole operation

The roof bolter has matured after a long period of development. However, with the further strengthening of people's awareness of environmental protection and the higher requirements for the quality of

Roof bolter is mainly used in coal mines with rock hardness ≤ f10 for coal mines, rock lanes, anchors, and anchors for supporting and drilling, and can mix and install resin anchors and anchors. For a

Roof bolter is mainly used for coal mine, rock lane anchor, anchor cable support drilling in coal mine rock ≤ f10, and can mix and install resin anchor rod and anchor cable. For anchor rod with dampin

Vibration type pneumatic roof bolter machine is widely used in rock hardness f10 or less roadway, especially to adapt to a hard rock bolting assignments, as well as roof bolt holes, and drilling ancho

Pneumatic roof bolter is a kind of bolt drill which USES air pressure to run. It is an important equipment for roadway tunneling in coal mine. It has outstanding advantages in improving support effect