Shandong East Machinery & Equipment Co., Ltd.
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DTH button bits 1 Available for many types of DTH hammers 2 from low to high air pressure 3 high grade steel alloy
DTH hammer bits/DTH button bits/down the hole button bits
| Drill Bit Series | Bit Dia.(mm) | Gauge Buttons | Front Buttons | Weight(Kg) |
| Cop32 | 85 | 6×φ14 | 4×φ12 | 4.2 |
| 90 | 6×φ14 | 5×φ12 | 4.5 | |
| 95 | 7×φ14 | 5×φ12 | 4.7 | |
| 100 | 8×φ14 | 6×φ12 | 5 | |
| 105 | 8×φ14 | 6×φ13 | 5.3 | |
| HD35(IR3.5, Cop34) | 85 | 6×φ14 | 4×φ12 | 4.2 |
| 90 | 6×φ14 | 5×φ12 | 4.5 | |
| 95 | 7×φ14 | 5×φ12 | 4.8 | |
| 100 | 8×φ14 | 6×φ12 | 5 | |
| 105 | 8×φ14 | 6×φ13 | 5.5 | |
| HD45(DHD340A, Cop44) | 105 | 6×φ14 | 5×φ13 | 8.5 |
| 110 | 7×φ14 | 6×φ13 | 8.8 | |
| 115 | 8×φ14 | 7×φ13 | 9 | |
| 120 | 8×φ14 | 8×φ13 | 9.8 | |
| 127 | 9×φ14 | 9×φ14 | 11 | |
| HD55(DHD350R, Cop54) | 133 | 7×φ16 | 6×φ14 | 16 |
| 140 | 8×φ16 | 7×φ14 | 16.5 | |
| 146 | 8×φ16 | 8×φ14 | 17 | |
| 152 | 8×φ16 | 7×φ16 | 17.5 | |
| 165 | 8×φ16 | 8×φ16 | 18.5 | |
| HD65(DHD360, Cop64) | 152 | 8×φ16 | 8×φ16 | 22 |
| 165 | 8×φ18 | 8×φ16 | 24 | |
| 178 | 8×φ18 | 8×φ16 | 26 | |
| 190 | 9×φ18 | 9×φ16 | 28 | |
| 203 | 10×φ18 | 10×φ16 | 29.5 | |
| HD85(DHD380, Cop84) | 195 | 9×φ18 | 9×φ18 | 34 |
| 203 | 10×φ18 | 10×φ18 | 36 | |
| 216 | 12×φ18 | 12×φ18 | 45 | |
| 254 | 12×φ18 | 20×φ18 | 58 | |
| 305 | 12×φ18 | 30×φ18 | 75 |
CIR Series Spline No.6
| Type | Diameter(mm) | Weight (KG) |
| CIR65 | 68 | 2.5 |
| CIR70 | 76 | 3.4 |
| CIR80 | 83 | 3.45 |
| CIR80X | 83 | 3.5 |
| CIR90 | 90 | 3.5 |
| CIR90 | 100 | 4.5 |
| CIR90 | 130 | 9.5 |
| CIR110 | 110 | 6.4 |
| CIR110 | 123 | 8.5 |
| CIR110W | 110 | 6.5 |
| CIR110W | 123 | 8.8 |
| CIR150 | 155 | 12 |
| CIR150A | 155 | 12.5 |
| CIR150A | 165 | 14 |
| CIR170 | 175 | 15.5 |
| CIR170A | 185 | 16 |
| CIR200W | 200 | 48 |