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-ZW Outer Tapered type Roller Burnishing Tool

   Introduction

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

Minimum diameter of outer tapered rolling cutter is Φ4mm and conical angle/length can be customized.

   Product display