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- Contact Person : Ms. NF susu
- Company Name : Yueqing Nanfang Cemented Carbide Co., Ltd.
- Tel : 86-577-62566969
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- Address : Zhejiang,Yueqing,Qingjiang Industrial Park
- Country/Region : China
- Zip : 325611
tungsten carbide rock drill
Product Detailed
Related Categories:Drill Bit
carbide rock drill
1.tunsgten carbide
2.Grade: YG8,YG8C
3.surface: Blank
4.professional manufacturer.
tungsten carbide rock drill
| Percussion drill tip style 9900 | |||||||
| TYPE | D | TOL | H | TOL | C | TOL | α |
| 9900-4.0 | 4.0 | positive 0.200 | 4.2 | positive0.200 | 1.0 | 0-0.10 | 20° |
| 9900-4.3 | 4.3 | 4.5 | 1.0 | ||||
| 9900-4.8 | 4.8 | 4.8 | 1.0 | ||||
| 9900-5.0 | 5.0 | 5.0 | 1.2 | ||||
| 9900-6.0 | 6.0 | 5.3 | 1.4 | ||||
| 9900-6.4 | 6.4 | positive0.250 | 5.5 | 1.4 | |||
| 9900-7.0 | 7.0 | 5.8 | 1.6 | ||||
| 9900-8.0 | 8.0 | 6.5 | positive0.300 | 2.0 | |||
| 9900-9.0 | 9.0 | 6.9 | 2.0 | 0-0.15 | |||
| 9900-5.0 | 9.5 | 6.9 | 2.0 | ||||
| 9900-10.0 | 10.0 | 7.5 | 2.2 | ||||
| 9900-10.5 | 10.5 | positive 0.300 | 8.0 | 2.2 | |||
| 9900-11.0 | 11.0 | 8.5 | 2.2 | ||||
| 9900-12.0 | 12.0 | 9.0 | 2.5 | ||||
| 9900-12.5 | 12.5 | 9.0 | 2.5 | ||||
| 9900-12.7 | 12.7 | 9.0 | 2.5 | ||||
| 9900-13.5 | 13.5 | 9.5 | 2.8 | 30° | |||
| 9900-14.5 | 14.5 | 9.8 | 3.0 | ||||
| 9900-15.0 | 15.0 | 10.5 | positive0.500 | 3.0 | |||
| 9900-16.0 | 16.0 | 10.5 | 3.0 | ||||
| 9900-16.5 | 16.5 | 10.5 | 3.0 | ||||
| 9900-17.0 | 17.0 | 10.5 | 3.0 | ||||
| 9900-17.5 | 17.5 | 10.5 | 3.0 | ||||
| 9900-18.0 | 18.0 | positive0.350 | 11.0 | 3.5 | 0-0.20 | ||
| 9900-19.0 | 19.0 | 12.0 | 3.5 | ||||
| 9900-20.0 | 20.0 | 13.0 | 3.5 | ||||
| 9900-22.0 | 22.0 | 14.0 | 4.0 | ||||
tungsten carbide rock drill
