Active Member
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[China]
Address: No. 018, Yaojiapo Road., Jinzhou New District, Ningxiang County
Contact name:Spring Huang
Changsha Tianhe Drilling Tools and Machinery Co.,Ltd. |
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1. Reverse Circulation bit is well known for its high wear
resistance on medium-hard to hard abrasive rock formations
.Featuring spherical tungsten carbide inserts that is known to have
strong configuration against carbide fracture.
2. Recommended for eliminating hole deviation
3. Widely used drifting and tunneling
4. Bit face design is ideal for medium-hard to hard abrasive rock
TRC5A Reverse Circulation RC Bits
Dia(mm) | Dia(inch) | Gauge Buttons | Front Buttons | Weight(kgs) | Part No |
136 | 5 3/8 | 8x16 | 6x16+3x14 | 18.2 | PR54-136 |
140 | 5 1/2 | 8x16 | 6x16+3x14 | 18.5 | PR54-140 |
143 | 5 5/8 | 8x16 | 6x16+3x14 | 18.8 | PR54-143 |
146 | 5 3/4 | 8x16 | 6x16+3x14 | 19.2 | PR54-146 |
RC bits with retention system is optional.
