T51 Coupling Sleeves For Top Hammer Drilling
Upgrade your top hammer drill string with RockHound T51 Coupling Sleeves — forged from 23CrNiMo alloy steel and precision heat-treated for 20 hours. Available in Middle Stop (72mm / 77mm) and Reduction (T51/T45) configurations. Built for surface mining, tunneling, and civil drilling. Custom OEM branding supported.
T45 Coupling Sleeves For Top Hammer Drilling
Maximize drill string efficiency with RockHound T45 Coupling Sleeves — forged from 23CrNiMo alloy steel with a proprietary 20-hour heat treatment. Available in Middle Stop and Reduction configurations (T45/T38, T45/T51, T38/R38, R38/T45 & more). Built to OEM dimensions for Atlas Copco & Sandvik top hammer systems.
T51-89mm Thread Button Bit For Long-Hole Drilling
RockHound T51 Thread Button Bits for long-hole drilling — 89mm, 45CrNiMoVa steel body, YK05 carbide inserts, 20-hour heat treatment. Standard & drop-center face designs for underground mining, quarrying & tunneling. OEM logo marking up to 100×100mm available.
T45-46mm Speed MF Rod For Long-Hole Drilling
T45-46mm Speed MF Rod built from 23CrNiMo alloy steel with 20-hour deep carburization. RockHound delivers precision-engineered long-hole drilling rods for underground mining, tunneling & bench drilling.
T51-52mm Speed MF Rod For Long-Hole Drilling
Looking for high-performance T51 Speed MF Rods? RockHound offers premium T51 52mm rods forged from ZK22CrNi3Mo (23CrNiMo) alloy steel. Engineered for superior ROP and hole straightness with 20-hour precision heat treatment for extreme durability.
ST68 Extension Rod & Guide Tube For Mining Drill
Explore RockHound’s ST68 Extension Rods & Guide Tubes for long-hole mining drill applications. Built from ZK22CrNi3Mo (23CrNiMo) alloy steel with a 20-hour heat treatment, ST68 delivers superior hole straightness, exceptional fatigue resistance, and extended service life.
ST58 Extension Rod | ST58 Drill Tube Wholesale
RockHound offers premium ST58 Drill Tubes for wholesale, crafted from ZK22CrNi3Mo (23CrNiMo) alloy steel. Engineered for long-hole drilling with a 20-hour heat treatment process for maximum durability and hole straightness.
R22-H22-R22(R25) Extension Rod For Drilling
R22-H22-R22(R25) extension rods built for light-duty rock drilling.
Made from ZK22CrNi3Mo (23CrNiMo) alloy steel with 20-hour heat treatment
for superior fatigue resistance. Available in 500–1800mm lengths with R22
& R25 threads.
T51 Extension Round Rod For Long-Hole Drilling
RockHound T51 Extension Round Rod — engineered for underground production drilling and bench drilling. ZK22CrNi3Mo (23CrNiMo) steel, 20-hour deep carburization, CNC precision T51 threading. 52mm diameter, 1830mm length. Built for the demands of hard-rock mining and tunneling.
T45 Extension Round Rod For Long-Hole Drilling
RockHound T45 Extension Round Rod (46mm) — forged from ZK22CrNi3Mo (23CrNiMo) alloy steel with full-surface carburization. Lengths: 1525mm (5′) & 1838mm (6′). Engineered for sublevel stoping, bench drilling & tunneling in medium-to-hard rock.