Product Description 
PDC bit, also called PDC drilling bits, PDC Diamond Bit Polycrystalline Diamond Compact or called PDC - These bits are expensive and used for very fast penetration mostly in shales. This bit has carbide or man-made industrial diamonds set in fixed blades. The cutters simply scrape the rock away during drilling, and do not rotate and grind the way the cones of a tricone bit do. 
Product Feature 
GREAT PDC bits/ PDC bits 1) Be used for water well, oil field, underground, construction, geothermal, directional boring 2) Various of model and dimension available 3) High quality and competitive price 4) Improved support and retention, diamond are impregnated in the matrix behind the PDC cutters 5) Cangzhou Great Drill Co., Ltd specializes in drill bits, tricone bits, PDC bits bit size range from 3 7/8"to 26", cover most of IADC codes.