伊人久艹|精品一区二区三区日本|欧美午夜性春猛交|www.日本欧美,在线观看精品,69re在线观看,韩国三级味道未删减版神马影视

Contact Us   
Search   

JC-ZN Inner Taper Type Roller Burnishing Tool

    Introduction

Rolling tool for fine processing of conical surface is most suitable for ultra precision processing of valve sealing surface, so that sealing performance and durability of the processed surface are largely improved and excellent performance is achieved. Customization of conical angle and length is accepted according to part parameters.

Applications: gas valve, valve sealing surface, joint sealing surface, valve body of gas valve and faucet sealing surface.  

   

   Product display