Specifications

Integral Drill Rod.
It have approved ISO9001:2000Qulity System.

1)Raw materil: 55SiMnMo, 95CrMo.

 

2)shank size: H22Χ108mm (7/8"Χ4¼").

 

3)Length under collar:600mm,800mm,1200mm,1800mm,2400mm,2800mm,3500mm.

 

4)Diameter:29mm.30mm.31mm.32mm.33mm.34mm.35mm.36mm.39mm.40mm.

 

 

The products are widely used in coaling,construction,stoning and etc.