zuanlongbits@gmail.com

+86-029-82612068

Products Catalog



Email: zuanlongbits@gmail.com

Tel: +86-029-82612068

Fax: +86-029-82612068

Address:No 66, Changming Road, Xi'an, Shaanxi Province, China

1 Inch Dust Hog Drill Bit for roof supporting,Dust Hog Drill Bit manufacturer

1 Inch Dust Hog Drill Bit for roof supporting,Dust Hog Drill Bit manufacturer

Zuanlong Bits are new and revolutionary for improving the efficiency and mining costs associated with drilling. 1. Drills 50 - 200 times longer 2. Increase tonnage and production 3. Penetrate hard rock faster 4. Reduce thrust requirements by 50%, increasing drill steel life and eliminating...

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