MQT Anchor Drilling Machine Pneumatic Roof Bolter has the advantages of higher output power, high rotate speed and drilling power; convenient operation and maintenance to the air & water control valve; and special silencer bringing comfortable working condition, etc. 
Bolter Structure:MQT-70/1.8,MQT-85/2.2,MQT-90/2.3A,MQT-100/3.1,MQT-110/2.8,MQT-120/3.0 and MQT-130/3.2. and each model can be equipped with drilling rod with two connection types, B19 and B22. 
Introduction Bolter:In addition, we also provide various drill bits & rod fitting for different rock hardness for your selection. Pneumatic Gold Mining Roof Bolter With Drill Rod is mainly used in coal mine hardness ≤f10 coal  mine, rock bolt and  anchor cable supporting drilling,and mixing and install the resin anchor rod, anchor rod, for which damping nut bolt, anchor drilling machine can be directly to tighten the nut when mixing.realize the bolt minxing, a complete installation, and meet the requirements of initial prestressing force anchor.