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The new Gruvmaster 219-630 is an upgraded heavy-duty roll grooving machine based on RG-4X, featuring a reinforced frame, larger supports, and enhanced precision.

Coming soon to market — stay tuned with Gruvmaster and Welping for updates.

Gruvmaster’s modern production line ensures consistent quality and precision in every roll grooving machine.

From assembly to testing, each unit is built with care and reliability, delivering powerful performance and meeting global demand efficiently.

Welping PTC140 desktop pipe cutting machine features a compact all-aluminum body and a 350 RPM high-speed motor, ideal for thin-walled steel, copper, aluminum, and PVC pipes. Portable, durable, and easy to operate for professional workshops.

Gruvmaster’s patented TitanSeal™ dual-seal system and One-Push™ fast-feeding technology redefine hydraulic reliability and efficiency in roll grooving. Both innovations, featured on the RG-8X flagship model, ensure leak-free, consistent, and high-performance operation for professionals.

The Gruvmaster AG-2X automatic roll grooving machine combines powerful performance and smart control for 2"–12" pipes, delivering efficient, precise, and safe grooving for both workshop and on-site use.

Welping showcased its 2025 innovations at the 138th Canton Fair, featuring the FX Series butt fusion machines and Gruv-X roll grooving machines. The exhibition offered new connections and global exposure, reinforcing Welping’s commitment to professional, efficient, and reliable pipe-welding solutions.

The Gruvmaster Gruv-X AG-8Z Automatic Roll Grooving Machine features a 1500 W motor, automatic depth control, and interlocking rollers, delivering precise and consistent grooves on 2″–12″ steel pipes for fire protection, HVAC, and industrial piping systems.

Nearly 200 RG-1M and RG-2M manual roll grooving machines, customized for OEM color and configuration, are ready for shipment to the U.S.

The Gruvmaster RG-1 Series now includes four compact hydraulic roll grooving machines — RG-1A, RG-1B, RG-1C, and RG-1X — covering 1"–8" pipe sizes. The new RG-1B features a lift-assist frame and built-in toolbox, enhancing stability and convenience. Together, the RG-1 lineup delivers precision, durability, and efficiency for diverse pipe grooving needs in construction and fabrication.

Gruvmaster introduces its new TiAlN (Titanium Aluminum Nitride)-coated roll sets, offering rust-free, oil-free, and 2–3× higher wear resistance. Now standard on the flagship RG-8X, they deliver smoother, more precise, and longer-lasting professional grooving performance.

The RG-8X flagship hydraulic roll grooving machine is built for heavy-duty pipe work. Featuring a leak-free system, high-speed efficiency, and precision anti-flare design, it meets international standards while ensuring safety and ease of use.

The foot pedal, also called a safety switch, is a key feature in roll grooving machines. It enables emergency stop, hands-free operation, better efficiency, less fatigue, and precise control. Gruvmaster equips multiple models with this feature for safer, more reliable work.

Gruvmaster’s top roll grooving machines—RG-5X, RG-2M, and RG-1X—deliver reliable solutions for contractors. From powerful hydraulic roll groovers to portable manual pipe roll groovers, they ensure efficiency, precision, and durability in every piping project.

A roll grooving machine creates precise grooves on pipe ends for mechanical connections. Compact, safe, and efficient, it is widely used for steel piping in fire protection, HVAC, and industrial systems.