BQ NQ HQ Diamond Core Drill Bit

I. Description 
Core Bits are used for drilling materials like the rock, concrete, limestone, granite, marble, clay, basalt, schist, quartz etc. Depending on the range of application as well as the cutting media on the core bits,we makes six types of core bits: 

-Hot pressed diamond bit
-Electroplated diamond type
-PDC diamond bit 
-Tricone bit 

Generally, an overall Drilling System consist of core bits, reaming shells, core barrels, drill rods and drilling rig.