25mm supplier Hollow Shaft Reducer Nmrv Worm Gearbox with ce certificate top quality low price بواسطة ep | مارس 25, 2022 | Product CatalogProduct Description 25mm Hollow Shaft Reducer Nmrv Worm GearboxProduct Description:1. Housing: Die-cast Aluminium Alloy Gearbox (NMRV571~NMRV090)Cast Iron Gearbox (NMRV110~NMRV150)2. Worm Wheel: CZPT rable Tin Bronze Alloy, CZPT Bronze Alloy3. Worm Shaft: 20Cr Steel,...