pipe mould:steel tube, plum tube, flat tube, oval tube, fan-shaped tube, polygonal tube, single and double groove pipe ... pipe roller, stainless steel pipe mould for round/square/shaped tube. 2. Precise with only 0.05mm tolerance ... tube, plum tube, flat tube, oval tube, fan-shaped tube, polygonal tube, single and double groove pipe, tube frame, special-shaped mould, etc.5. Specification range for round ...