· J. M. GEARS ENGINEERING, Established in 1975 at Udaipur in Rajasthan, is leading Exporter, Manufacturer, Supplier of Cement Plant Machinery in India. J. M. GEARS ENGINEERING is one of Trade India's verified and trusted sellers of listed products. With their extensive experience of supplying and trading Industrial Kiln Tyre, J. M. GEARS ENGINEERING has made a reputed name .