90MM Combination Rolling Mill, Ductile FrameGear ratio 4: 1 Roller width 90 mm Roller diameter 42. 6 Maximum opening 5 mm Flat area (+ 0. 01mm) 50mm Square wire (+ 0. 01mm) : 1. 5, 2. 0, 3. 0, 4. 0 Ring shank half round ellipsis: 2. 5 x 1: 3 x 1. 25 ; 4 x 1. 5 Capable of producing metal foil as thin as . 001" All models equipped with 4: 1 reduction gear box Custom designed heavy duty packaging Precision hobbed gears from solid steel no casted gears High strength housing Custom designed