Top hammer rock drilling tools have been specially designed for hard to very hard and abrasive rock formations covering all construction, quarrying and mining drill and blast applications. Tunneling is one of the most important customer segments and applications such as drifting and roof bolt hole drilling are well catered forOur bits have shown increase in penetration rate and also a substantially longer service life up to 20%.
1. Button 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
Application of T38/R38 Top Hammer Drill Bits:
Widely used in mines, quarries, earthworks and other engineering drilling blasting hole, guardrail hole,mountain reinforcement, anchorage and other engineering holes, geothermal exploration hole, Well bore and other fields.
HE NAN LGMRT Mining Equipment Co.,Ltd is the professional top hammer drill bits supplier! After many years experience we provide the worldwide customers ideal top hammer drill bits ! Optimized designs improve the drilling efficiency. And automatic production line ensure the quality stability of product. Strict requirements of heat-treatment guarantee durability of the bits.
Name of product | Dia | Tip size(mm) | No.of flushing holes | Weight(kg) | ||
T38/R38 | mm | Gauge | Front | Side | Front | |
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57 | 5*11 | 3*10 | 0 | 2 | 1.6 |
64 | 5*12 | 3*11 | 0 | 2 | 1.6 | |
76 | 6*13 | 4*10 | 0 | 3 | 2.4 | |
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64 | 8*10 | 4*9 | 2 | 2 | 1.8 |
76 | 8*11 | 4*10 | 2 | 2 | 2.6 | |
89 | 6*13 | 5*12 | 2 | 2 | 3.3 | |
102 | 8*13 | 6.12 | 2 | 2 | 4.7 | |
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64 | 6*10 | 4*9 | 0 | 3 | 1.7 |
70 | 6*11 | 4*10 | 0 | 3 | 2.2 | |
89 | 6*14 | 4*12 | 0 | 3 | 4.3 | |
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64 | 8*9 | 5*9 | 0 | 4 | 1.7 |
70 | 8*10 | 5*9 | 0 | 4 | 2.2 | |
76 | 8*11 | 5*10 | 0 | 4 | 2.7 | |
89 | 8*12 | 6*12 | 0 | 4 | 3.3 | |
102 | 8*13 | 6*12 | 0 | 4 | 4.7 | |
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60 | 8*9 | 4*9 | 2 | 2 | 1.7 |
64 | 8*9 | 4*9 | 2 | 2 | 2.0 | |
70 | 8*10 | 4*10 | 2 | 2 | 2.4 | |
76 | 8*12 | 4*10 | 2 | 2 | 3.2 | |
89 | 8*12 | 5*12 | 2 | 2 | 5.8 | |
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64 | 8*9 | 5*9 | 0 | 4 | 1.9 |
70 | 8*10 | 5*10 | 0 | 4 | 2.4 | |
76 | 8*11 | 5*10 | 0 | 4 | 3.3 | |
89 | 8*12 | 6*12 | 0 | 4 | 5.3 |