Rock Drill Rig Accessories

Precision-engineered 86338985 drill bit tail ring for Montabert HC109 rock drills. High-strength alloy steel rear support & alignment ring ensures stable shank guidance, reduces vibration/wear, and extends equipment life in mining, tunneling & heavy-duty rock drilling.

OEM-quality Atlas Copco COP 1838HD+ gearbox (p/n 3115173281) — precision-engineered rotation unit for tunneling & mining. Direct-fit, heat-treated alloy steel, low-noise, high-torque transmission. Fast global shipping.

OEM-quality copper front guide bushing (Part No. 3115211800) for Atlas Copco / Epiroc COP 1838HD+ rock drills. Reduces vibration, improves drilling accuracy, and extends front head life with high-wear-resistant copper alloy.

OEM-replacement copper front guide bushing (Part No. 3115211900) for Atlas Copco / Epiroc COP 1838HD+ rock drills. High-strength copper alloy, self-lubricating, wear-resistant, ensures shank adapter stability, reduces vibration & extends drill life in mining, tunneling and qu...

OEM-spec Atlas Copco COP 1838HD+ flushing head (3115 5044 00 / 3115 5044 05) for hydraulic rock drills. Ensures efficient air/water flushing, prevents blockage, extends tool life, and withstands harsh mining/tunneling conditions.

OEM-spec Atlas Copco COP 1838HD+ impact piston (P/N 3115 2129 00) for hydraulic rock drills — precision-machined alloy steel, heat-treated for high impact resistance, fatigue strength & long service life in mining, tunneling & quarry applications.

New Atlas Cop 1238k & 2238 hydraulic hammer motor seal suite (NO.3115347390) — complete predictive maintenance kit for rock drills. Includes wear-prone seals & components to reduce downtime, cut repair costs, and simplify installation.

Precision-engineered Montabert HC109 shank ring (86338985) for rock drill stability, vibration reduction & wear resistance. Made from high-strength alloy steel, ensures secure shank adapter retention and optimal power transmission in mining, tunneling & construction.