... installation, use for DIY 5) Once wiping, the dirty of elastic nozzle is disappeared. 6) It has clean function,saving time ... or Polishing,ect2.Mould Base StandardLKM,HASCO,DEM ect3.Cavity,Core MaterialS130,2344,718H,S136,P21,CR12,S50C,DIN-1,NAK80 ... installation, use for DIY 5) Once wiping, the dirty of elastic nozzle is disappeared. 6) It has clean function,saving time ...