... range for square pipe: F10*F10-F300*F300. 1. Roller and mould for round pipe, square pipe, shaped pipe, etc. 2. ... 0.05mm tolerance. 3. With CNC machine. 1. Description: Roller and mould, welded pipe roller, stainless steel pipe mould for round/square/shaped ... fan-shaped tube, polygonal tube, single and double groove pipe, tube frame, special-shaped mould, etc.3. Specification range for round pipe: 5 ...