1. With more than 50years experience in making diamond tools
2. stable and super quality in suitable price
3. ISO9001:2008
Guilin Diamond Industrial Co., Ltd was established in1961, and is one of famous companies in making diamond tools in China. with more than 50 experience in making diamond bits and reamers and grinding wheels, we can produce the diamond tools according to customers requirements for in dfferent kinds of geological stone. We also have estalished pleasant and long term cooperation with a lot of customers based on our good and stable quality and good after-service. Now we are working on establish pleasant and long term cooperation with you and do hope to let all the people in world to know our JIANGSHAN brand diamond tools.
Continental scientific drilling bit, composite slice oil bit, irregular diamond bit, composite slice bit,diamond oil bit
Diamond double-tube bit and reamer
Normal size | Bit | Reamer | Screw thread | |||
External diameter | Internal diameter | External diameter | Internal diameter |
D1 |
D2 | |
28 | 28 | 17 | 28.5 | 21.5 | 24.5 | 23 |
36 | 36.5 | 21.5 | 37 | 27.5 | 31 | 29.5 |
46 | 46.5 | 29 | 47 | 36.5 | 40.5 | 39 |
56 | 56 | 39 | 56.5 | 46 | 51 | 49.5 |
59 60 | 59.5 60 | 41.5 41.5 | 60 60.5 | 49 48.5 | 53.5 | 52 |
75 | 75 | 54.5 | 75.5 | 64 62.5 | 68.5 | 67 |
91 | 91 | 71 | 91.5 | 79 | 84 | 82.5 |
Various shapes of labial surface of diamond bit are suitable to different strata
1) flat-base and arc labial surface can be widely applied in many strata;
2) staircase labial surface suitable to the full, medium-hard,hard and rigid strata;
3)gear and zigzag labial surface suitable to the full, compact, weak-abrasiveness strata
4)concentric zigzag labial surface suitable to medium-hard, full,compact strata
5)floating-point labial surface suitable to full strata,characteristics:faxt in edging
