Electroplated Diamond Double Tube Coring Drill Bit
Specification:Φ75、Φ91、Φ77、Φ94、Φ110
Suitable for strata: Single-action double-tube core bit
Granite, fine-grained granite, quartz-bearing granite, quartzite, siliceous rock, slate, conglomerate, etc.
Parameter
Working principle of single-action double-tube device:
During the drilling process, the outer tube rotates while the inner tube does not rotate, which reduces the mechanical disturbance to the core, making the extracted core more complete and more truly reflecting the actual situation of the formation.
