High Quality Factory Manufacturing Rock Drilling Bit PDC Diamond Drilling Bit
Introduction of drilling bit:
Our drilling bit have a very good drilling performance and long life time. Different diameters and taper degrees are available to suit different applications in mining, quarrying etc.
Drilling bit size from 90mm-450mm.
If you are interest in our machine, please inform us the drilling bit size that you like
main parameters
bit size(in) | bit size(mm) | bit type |
| 6 | 152.4 | 517G,537G,617G,637G |
| 6 1/2 | 165.1 | 517G,537G |
| 7 7/8 | 200.0 | 517G,527G,547G,617G,627G,637G |
| 8 1/2 | 215.9 | 437G,447G,517G,537G,617G,627G,637G |
| 9 1/2 | 241.3 | 437G,517G,537G,547G,617G |
| 9 5/8 | 244.5 | 437G,517G,537G,547G,617G |
| 9 7/8 | 250.8 | 437G,517G,537G,547G,617G |
| 12 1/4 | 311.1 | 437G,517G,537G,617G,627G,637G |
| 17 1/2 | 444.5 | 517G,537G,617G,627G,637G |
Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
After Sale Services
a. Our sales team will response for your question within 24 hours (Holidays Excluded)
b. Technical Support will be available in any time
c. Free replacement will provide once the failure confirmed caused by our product quality
Package and shipping
Packing : pack in cardboard and plywood case.
Shipping : ship by sea , by air , by Express , etc
