| Diameter | Button (NO. × Diameter,mm) | Flushing holes | Weight (kg) | Bit Shank | ||
| mm | inch | Gauge | Front | |||
| 152 | 6 | 8×18 | 4×14+4×16 | 2 | 22.5 | DHD360/COP62/QL60/M60/SD6 |
| 154 | 6 | 8×18 | 4×14+4×16 | 2 | 23 | |
| 165 | 6 1/2 | 9×18 | 9×16 | 3 | 25 | |
| 171 | 6 3/4 | 8×18 | 8×16 | 2 | 24.5 | |
| 178 | 7 | 9×18 | 10×16 | 2 | 25.3 | |
| 185 | 7 1/4 | 9×18 | 10×16 | 2 | 25.6 | |
| 190 | 7 1/2 | 10×18 | 11×16 | 2 | 26 | |
| 203 | 8 | 10×18 | 14×16 | 2 | 27 | |
Copyright © Shandong Zhongrui Construction Co., Ltd. All Rights Reserved. Powered by
