American sunnen honing stone

H70 series can be used in American Sunnen HT series horizontai honing machines to replace the imported honing stones. We can also supply other honing stones used in  honing for inner bore of circle tubular products, such as engineering hydraulic cylinder,cylinder pump in oil fields,coal mine hydraulic prop,the engine linder,military gun boring ,etc.If you have any other requirement ,please contact with us, we will supply excellent products and service for you.