When it comes to the small-hole drilling toolsequipped with pneumatic & hydraulic rock drills, Taper drill equipments isprevailingly used for rock drilling, blasting holes and other drilling worksespecially in the mining application and dimentional stone industry. Thetapered rods work together with taper drill bits , has different length forvarious applications, our taper drill rods come in a variety of taper angles, generally, the light duty rock drill usually use 7 taper or smaller taperangle, the heavy duty rock drill mainly use 11, 12 taper angle. We providetapered rods in a full range of shank configurations and steel hex diametersfor hand-held pneumatic drilling needs.

(1) Steel grade: 95CrMoequivalent to SANDBAR 20 or C253, 55SiMnMo

(2) Size: hex.19mm, hex.22mm

(3)Taper:4°46′，6°, 7°, 11°, 12°.

(4)Length:0.4m-10m

(5)Package: inwooden case or in bundles.

(6)Productivity: 20000MT / month