... per Specifications, Drawing or Sample Upto 10 Module/2.5 D.P. Outer Diameter Upto 1000mm/39" Face Widths upto 200 ... Mills, Mining Industry, Steel Rolling Plants. Upto 10 Module/3 D.P.Outer Diameter Upto 300 mm/12"Face Widths upto ... for Worm Gear Boxes (most of the makes) of C.D. 50, 60, 75, 85, 100 mm, Ratio 30:1 or ... for Worm Gear Boxes (most of the makes) of C.D. 50, 60, 75, 85, 100 mm, Ratio 30:1 or ...