-Product Specification: Number of Blade: 5 Primary Cutter Type: PDC Primary Cutter Size(mm): 19 Nozzle Qty/Type: 3ND Junk Slot(in^2): 29.8 Gauge Length: 2” Connection Size/Type: 4 1/2” API REG Formation sticky, soft, medium hard, hard formation Body Type: Steel Operating Parameters Rotary Speed (rpm): 60-260 Weight on Bit (KN): 30-180 Flow Rate ((lps): 28-70 Applications and Features Applications: Application formation: Hard formation Features: it is a matrix body PDC bit with 8 curved blades and middle parabolic profile . Force-balance design and Low-frictionGauge improve anti-whirl ability. CFD technology is applied in optimizing hydraulic efficiency , enhance the anti-ball in ability.