黄色a**站,欧美日本精品,亚洲国产精品视频一区二区,国产少妇视频,美女很黄很黄免费的,久久精品天堂,久久99久久99免费视频

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