... . Description: Roller and mould, welded pipe roller, stainless steel pipe mould for round/square/shaped tube.2. Pipe ... mould: steel tube, plum tube, flat tube, oval tube, ... . We choose hign-quality tool steel Cr12mov as raw materials, mouild steel Cr12mov material set high wear resistance ... does not exceed ±0.05mm. Professional Stainless Steel pipe forming mold