RG-4X Pro: Upgraded Heavy-Duty Structure for Large-Diameter Pipe Grooving
RG-4X Pro is a heavy-duty roll grooving machine designed for 8"–24" large-diameter steel pipe applications. With a new frame-type base, storage cabinet, reinforced pipe stand, Pro pipe stabilizer, and interlocking roll set design, RG-4X Pro provides improved stability, pipe support, and practical operation for large fire protection pipelines, industrial piping, workshop prefabrication, and job site use.
Jun 12,2026













