Integral Drill Rods Rock Drilling Tools With Alloy Steel 400-6000mm
Integral drill rod or integral drill steels, integral rods are used
by hand held rock drill in granite and marble quarries, underground
mining, for small blasting hole drilling .
Shank H22x108mm, H19x108mm, and standard hex. Bit diameters include
20-42mm, different lengths are available from 400mm to 6000mm
The integral drill pipe can reduces the expense of impact energy,
improves the drilling speed and efficiency, also it can be used for
drilling bore hole diameter from 19mm to 41mm usually. Each rods
use premium quality alloy steel and excellent quality tungsten
carbide to assure high drilling performance.