Devoting to the comprehensive research for honingtechnology for many years,our products are widelyused in honingfor inner bore of circle tubularproducts,such as engineering hydraulic cylinder, cylinderpump in oil fields,coal mine hydraulic prop,the engineliner, military gunboring,etc

Grit size &hardness &specification can be done as customer's requirement.

Shapes:rectangular,square,bar,triangle,etc.

Application:

• Engineering hydraulic cylinder,

• Cylinder oil field pump,

• Coal mine hydraulic prop, the engine liner,

• Military guns and other deep hole boring and processing areas.