Pipe grooving machine is applicable for channeling of zinc-plated pipes, seamless pipes, stainless steel pipes and plastic-lined pipes of various sizes rang from 2"-12" inch. Model: GC-12B Pipe Capacity:2?-12?(ï¿ 50 mm - ï¿ 300 mm) Max wall thickness:6 mm Output RPM: 23r/min Motor:220V/380V Universal Motor 50HZ Power:750W Net Weight:131.00 KGS Packing Size:780*710*780(mm) Packing size:650*550*550(mm).