FQZ concrete coring rig FQZ coring rig FQZ concrete coring rig market pneumatic concrete coring rig is commonly used sampling rigs, concrete coring rig diamond drill bit with use of concrete or rock sampling FQZ concrete coring rig structure Features: FQZ concrete coring rigs by pneumatic drills, diamond core drill guide tubes and other components. Has a simple structure, easy operation. FQZ concrete coring rigs can easily remove the concrete core samples, and HQC-40 concrete strength tester with the use of the shotcrete support project-specific tools to detect concrete strength. Shotcrete concrete specimens taken from the core, through my company's HQC-40 concrete strength tester to measure the strength of the concrete. The thin wall with diamond coring drill to drill, the specifications are 30 and 50, can be modified according to customer needs. The coring rig is currently drilling rig concrete coring major coal use. The main parameters: the number of air around 1500 (rev / min) Torque 196 (N · m) using a pressure 0.4 (Mpa) Air consumption load 14.2 (L / S) Apothem 33 (mm) Weight 6.0 (Kg) drilling depth 300mm hole diameter 33mm