... shot: Shot blasting of profile steel,ship board,steel board,steel material. Shot blasting of cast steel ... shot: Shot blasting of steel board, profile steel, steel structure. Pre-treatment of ... cast steel shot: Pre-treatment of surface, steel board, profile steel, steel structure, before-painting. Application ... 80 bags/pallet: cast steel shot S780/2.5mm-skype:qt.1131 QQ:1742625742 E-mail ...