The RG-1 Series: Compact Hydraulic Roll Grooving Solutions for 1"–8" Pipes
Introduction
The Gruvmaster RG-1 Series delivers a compact yet powerful solution for precision pipe-end grooving.
Designed for 1"–8" (SCH 10/40) steel pipes, the lineup now features four specialized models — RG-1A, RG-1B, RG-1C, and RG-1X — each engineered for different levels of field application, from quick service work to professional heavy-duty fabrication.
Every machine embodies Gruvmaster’s commitment to reliability, precision, and ease of use on any job site.
RG-1A — Portable and Practical
Lightweight, simple, and efficient — the RG-1A is built for portability and quick setup.
Its foldable four-leg stand allows single-operator handling and easy transport between sites.
· Compact Design: Saves space and fits tight working areas.
· Flexible Application: Ideal for maintenance and light-duty grooving.
· Optional Foot Switch: Provides convenient hands-free operation.
The RG-1A is the go-to choice for contractors who prioritize mobility without sacrificing performance.
NEW | RG-1B — Smart Lift Chassis with Integrated Toolbox
Originally designed for a European client and now available globally, the RG-1B enhances the RG-1 platform with practical upgrades that simplify daily operation.
· Lift-Assist Frame: A handwheel-and-screw mechanism enables smooth raising or lowering of all four wheels.
· Built-in Toolbox: Conveniently stores rollers, wrenches, and small accessories.
· Balanced Stability and Mobility: The adjustable chassis ensures both secure positioning and effortless relocation.
The RG-1B and RG-1C are offered as customized models, available with a minimum order of 10 sets (negotiable).
The RG-1B will make its official debut at the upcoming Canton Fair, representing Gruvmaster’s latest innovation in compact roll-grooving design.
RG-1C — Reliable Power with Wheeled Mobility
Built on a four-wheel stand, the RG-1C delivers excellent balance between strength and maneuverability.
It is designed for general-purpose grooving on pipes from 1"–8", ensuring consistent accuracy and field-friendly operation.
· Mobile Base: Smooth relocation between job sites.
· Hydraulic Precision: Controlled feeding guarantees uniform groove depth.
· Low Maintenance: Simple mechanical structure for easy cleaning and service.
The RG-1C remains the versatile solution for workshops and everyday pipe-installation projects.
RG-1X — Professional Performance in a Compact Frame
As the flagship model of the series, the RG-1X Electric Hydraulic Roll Grooving Machine represents the highest level of engineering refinement.
Driven by an 800W gear-reduction motor and an integrated hydraulic feeding system, it offers outstanding durability and performance for continuous use.
· Extended Range: Handles 1"–8" (Ø 33–219 mm) steel pipes up to 8 mm thick.
· Consistent Precision: Depth-lock nut maintains uniform groove accuracy.
· Operator-Friendly Design: Compact body with foot-switch control and pipe stand for effortless handling.
Optional TiAlN-coated rollers deliver 2–3 times greater wear resistance — ideal for high-volume production environments.
Conclusion
From the portable RG-1A to the innovative RG-1B, the mobile RG-1C, and the professional RG-1X,the Gruvmaster RG-1 Series provides a full spectrum of roll-grooving solutions for 1"–8" pipes.
Each model is engineered to deliver precision, durability, and on-site efficiency, making Gruvmaster the trusted partner of pipe-fabrication professionals worldwide.