T38 T45 T51 Drill Extension Rod For Mining Quarring Tunneling Blasting Drilling

Threaded drill rods are ideal in hole drilling and coal mining, all integral drill rods consist of hex. rods with integrated cemented carbide chisel-shaped bit heads. With the same steels as and the best carbides made in China, we are supplying different lengths of integral drill rods with different head diameters:

Same as extension rods, our all drifting & tunneling rods are produced by CNC machining and advanced heat treatment on the base of the same steels as . We are able to supply full range of drifting & tunneling rods shown as below:
Thread sizes: R22, R25, R28, R32, R38,T38
Rods diameter: round 32mm, round 39mm, Hex.25mm, Hex.28mm, Hex. 32mm, Hex.35mm;
Effective lengths: 2100mm ~ 6400mm;

Application:

Packing details : Wooden case and steel bundle.

Why choose our Rock Drilling tools?

1. Threaded rock drill rod connect with button bits perfectly for drilling holes
2. Stable and mature welding technology ensure high quality of bits
3. Accurate dimension of taper degree perfectly matches the button bits
4. work reliable and very cost-effective
5. Rod bodies manufactured from high grade steel and processed using state-of-the-art CNC machinery and heat treatment
6. Our rock drilling tools have been exported throughout the world. Main market: Norway, USA,Canada,Brazil, Uganda,UAE, Philippines, Thailand etc.

We specialize in Rock drilling tools, including rock drill bits,tapered drill tools,threaded drills,Down the hole drilling tools ( DTH ), which are widely used in mining , quarrying , well drilling and construction . All these products are compatible with other world world leading brands such as Atlas Copco , , Mitsubishi and Boart Longyear.

Test is the best way to find suitable rock drilling tools, for samples please Email drillbit@qq.com