"Minimum inside diameter 8\u2033. Outside diameter range 17\u2033 26\u2033 & 40\u201d. Maximum Outside dia. with 3-Roller Bending: No Limit. Faceplate rotation speeds 2\/3\/5 rpm. CAPACITIES:Flat on Flat 1.3\/4\u2033 x 1\/2\u2033 to 8\u2033 Minimum d...