Worm Gear Box NMRV Series worm speed reducer is developed indigenously and Manufactured according to the international Standard. Additional Information NMRV Series worm speed reducer is developed indigenously and Manufactured according to the international Standard. Specifications Mounting Universal Mounting Center Distance upto 150mm Ratio 7.5:1 – 5000:1 Torque upto 250Kgm Input Power 0.16HP – 7.5HP Output shaft Hollow 14mm – 50mm Quality Certification IS 12615:2018 IEC 60034-30-1