We are a professional manufacturer of rock drilling tools in China. Our main products include rock drill, TBM cutter, roller cutter bits, DTH hammer, DTH bit, button bit, retract button bit, cross bit, chisel bit, drill rod, drill tube, shank adaptor, coupling sleeve, pilot adaptor, overburden drilling equipment, cutting tools which are used for mining, quarrying, tunneling, water well drilling, mineral exploration, geological prospecting, civil engineering and construction. Etc.

Integral Drill Steel is used by a hand held drill machine in Underground mining and for small hole drilling, equipped with small power rock drills, like air leg rock drills, hand held rock drills, etc. It can reduces the expense of impact energy, improves the drilling speed and efficiency, also it can be used for drilling bore hole diameter from 25mm to 43mm usually. Regarding Integral drill steels,the quality of a steel material and a tungsten carbide is very important to get good drilling performance.

According to different application, different lengths are available from 500mm to 9500mm usually.

(1)Steel grade: 55SiMnMo,40SiMnCrNiMo, 95CrMo equivalent to SANDBAR 20 or C253,

(2)Shank size: hex.22mm×108mm , hex.22mm×159mm, hex.22mm×80mmhex.25mm×108mm. hex.

(3)Head Diameter::25mm-43mm

(4)Length:0.5m-9m

(5)Package: in wooden case or in bundles.

(6)Supply ability:2000MT/month

(7)Delivery time :30days

(8)Payment terms:T/T or L/C