China Sandvik Drill Bit Pr54 Reverse Circulation Drill Bit and Shroud, Find details about China Drill Bits, DTH Bit from Sandvik Drill Bit Pr54 Reverse Circulation Drill Bit and Shroud
Technical Parameters ( REVERSE CIRCULATION DRILL BIT AND SHROUD ) | ||||||||
Diameter | No x Button diameter, mm | Button angleº | Flushing holes | Weight(kg) | Part No | |||
mm | inch | Gauge Buttons | Front Buttons | |||||
86 | 2 1/4 | 6*12 | 4*12 | 35 | 2*12 | 4.2 | RE531-86 | |
89 | 2 1/2 | 8*12 | 5*12 | 35 | 2*12 | 4.3 | RE531-89 | |
95 | 2 3/4 | 8*12 | 6*12 | 35 | 2*12 | 4.6 | RE531-95 | |
102 | 3 | 8*12 | 6*12 | 35 | 2*12 | 4.9 | RE531-102 |