Our drill rods are all manufactured by CNC machines. They're made of high quality alloy steel with heat-treated.

 Product Description

Our drill rods are all manufactured by CNC machines under DCDMA standard. They're made of high quality alloy steel with heat-treated.  We also can produce various sizes of casing tubes. Drill pipes will be manufactured from seamless steel tube by cold drawn. The material is XJY850 which is one of the best material for geological drilling in China. 

Decription	OD(mm)	ID(mm)	Weight(Kg/3m)
Rod, BQ 3.0 m  Enhanced	55.60	46.10	18.00
Rod, NQ 3.0 m  Enhanced	69.90	60.30	23.40
Rod, HQ 3.0 m  Enhanced	88.90	77.80	35.50