| Customization: | Available |
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| Length: | 400mm |
| Usage: | Ore Mining |
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Shank size is 22 x 108mm, and shank end drill rod end connect bit with thread way. Normally R22,R25,R32 for small hole. We manufacture shank end rods in the following threads: R22, R23, R25, R28, R32 mainly focus the stone quarrying such as granite, marble, limestone, sand stone quarries drilling, diameter of hole range from 38mm-50mm at most.
ProDrill shank rods, to match extension drill rods and drifting drill steels.
PDFFor more details please watch PDF online: Shank Rod for Small Hole Drilling Catalogue
Prod rill use the following special heat treatment technology to process
- Carburization is a process used to harden the entire rod surface both internally and externally to strengthen and extend the life of the rod.
- High Frequency Induction is a process where only the thread ends of the rod are hardened to lengthen
thread life.
|
Shank Size |
Length mm |
Thread Type |
|
22x108 |
250 |
R25 |
|
22x108 |
400 |
R25 |
|
22x108 |
1830 |
R25 |
|
22x108 |
2440 |
R25 |
|
22x108 |
3050 |
R25 |
|
22x108 |
250 |
R28 |
|
22x108 |
400 |
R28 |
|
22x108 |
1830 |
R28 |
|
22x108 |
2440 |
R28 |
|
22x108 |
3050 |
R28 |
|
22x108 |
250 |
R32 |
|
22x108 |
400 |
R32 |
|
22x108 |
1830 |
R32 |
|
22x108 |
2440 |
R32 |
|
22x108 |
3050 |
R32 |
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