... frame 1. Description: Roller and mould, welded pipe roller, stainless steel pipe mould for round/square/shaped tube.2. Precise with ... 0.05mm tolerance. 3. With CNC machine. 4. Pipe mould: steel tube, plum tube, flat tube, oval tube, fan-shaped tube ... first-class raw material. We choose hign-quality tool steel Cr12mov as raw materials, mouild steel Cr12mov material set high wear resistance, toughness ...