| Certification: | CE, ISO 9001:2000, ISO 9001:2008 |
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| Standard: | AISI, ASTM |
| Surface Treatment: | Spray-Paint |
| Manufacturing Process: | Forging |
| Material: | High Manganese Steel |
| Type: | Bearing |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier 1.Suoerior material,reasonable design and improve in its performance after heat treatment process,all this makes it available in all kind of tough workong conditions.
2.High qualified sealed parts guarantee bits work well.Close and stable bearing bits work well under all execrable environment.
3.Advanced and strict techniques as well as scientific ssembly make sure to produce highly qualified bits.
8''Roller cutters are generally used for drilling holes from 800mm to 1400mm in diameter and allow a thrust load up to 80KN
12'' Roller cutters are generally used for drilling holes from 1200mm to 3500mm in diameter and allow a thrust load up to 140KN.
12'' Roller cutters are generally used for drilling holes from 1200mm to 3500mm in diameter and allow a thrust load up to 200KN .
We also provide the design and process service according to the requirements of customers.
Suppliers with verified business licenses
Audited Supplier 
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