Applicable for grooving of the end of 2"-12" plastic-lining steel pipes and galvanized pipes. Unique intergral hydraulic pump strucure and adjustable stroke limitation device ensure easy, accurate and high performance operation. Come with result-oriented design to ensure the plastic lining not be damaged after channeling operation *Technological Parameters *Processing Capability 2" - 12" (Φ57-Φ325) Steel pipe 2" - 12" (Φ57-Φ325) Plastic-lining pipe Max.Wall-thinkness: 8mm Output RPM: 23rotations/m *Driving Power Single-phase Motor Voltage: 110 - 240V Power: 1100-1500W Frequency: 50-60Hz Net weight: 117Kg Packing size: 1010x490x820mm Three-phase Motor Voltage: 110 - 415V Power: 750W Frequency: 50-60Hz Net weight: 113Kg Packing size: 950x490x820mm *Standard Configuration Steel pipe support, one piece A set of 2"-12" knurl wheel, 4piece A set of 2"-12" pinch roll, 2piece A set of guide wheel