... .Application:industry and agriculture 4.Surface finish:sand blasting 5.OEM service Shaoxing Zhenyang Machinery Co.,Ltd ... treatment equipments including four sets of crawler shot blasting machines and vibration polishing machines.Contemporarily, we have more than 20 sets ... types of lathes.7.Surface finish process:sand blasting,polishing,heat treatment,painting,powder coating,anodizing,electroplating, ...