4.5inch 4 Blades PDC Well Drilling Bit PDC Drill Bit Rock Drilling Bits Characteristics: 1. The crown surface of the bit is medium cast surface which ...
94mm Directional Drill Bit Coal Mine Bit 5 Blades PDC Mining Bit Characteristics: 1. The Directional Drill Bit crown is a flat polished surface for .....
113mm 3 blades Steel Body PDC Bit Water Drill Bit Mining PDC Bit Characteristics: 1. The top surface of the bit is shallow with 3 small nozzles. and ....
6inch 4 Blades PDC Well Drilling Bit API Rock Drilling Bit Characteristics: 1. The bit crown is a medium cast surface for medium to hard and abrasive ...
3inch 7Blades Steel Body PDC Bit PDC Drill Bit Flat Sintered Drill Bit Characteristics: 1. The conical surface of the bit is shallow, and there is a ....
3inch PDC Rock Drill Bit PDC Drill Bit Mining Drilling Bit Characteristics: 1.The crown surface of the drill bit is a medium-polished surface, which ....
113mm PDC Rock Drill Bit PDC Drill Bit Well Drill Bit Mining Bit Characteristics: 1. The crown surface of the bit is medium cast surface which makes ....
6.8inch PDC Rock Drill Bit Well Drill Bit PDC Rock Bit PDC Drill Bit Characteristics: 1. The crown medium cast surface which makes the bit suitable .....