Granite Parallels. Brand name:The "GOLD STONE"brand of granite Material:Ji Nan Black Granite Parallels. Applying the substitute equal height block to measuring the parallelism of components, it is supplied in pairs. Our granite measuring devices and granite...

Special working plate granite Brand name:The "GOLD STONE"brand of granite Material:Ji Nan Black A maximum of 6000x3500x600mm  Special working plate granite Our granite measuring devices and granite mechanical components are made of  high qualityJinan...