TTA Metal Abrasive: Steel Grit: G10, G12, G14, G16, G18, G25, G40, G50, ... users. (2)Details of Steel Grit: a) Available Size: G10, G12, G14, G16, G18, G25, G40, G50, G80 ... casting, die-casting, forging; sand removal ofcasting, steel plate, H type steel, steel structure. Rust removal: Rust ... removal of casting, forging, steel plate, H type steel, steel structure. Shot peening: Shot ...