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HDD drilling rock bits head cone rollers single roller cutte
Bit Size 8 1/2"(215.9MM)
Model 617
Application
Suitable for hole openers used for HDD engineering
Features 1. Enhanced wear resistant gauge protection,increase the working life.
2. High temperature resistant rubber sealed bearing.
3. Shirt-tail protected by tungsten carbide
4. 14mm conical insert,higher wear resustace drill fast
5. Applicable rock hardness: ≥100Mpa
Added (m.d.y):
08.12.2021 Offer viewed:
164 (hits)
Member Information:
Contact person:
Yichuan6356
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