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

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

Our drill rods are all manufactured by CNC machines and made of XJY850 steel(the best steel in China now). They're made of high quality alloy steel with heat-treated. We also can produce various sizes of casing tubes.

BQ NQ HQ PQ drill rods