Applicable Industries: Machinery Repair Shops, Energy & Mining, cleaning, Al Type A B C sandblasting suction gun for cleanin Weight (KG): 0.8 Material: Aluminum die casting Field: for cleaning and rust removing Nozzle liner size: OD 20mm length 35mm, 45mm, 60mm Material of nozzle liner: boron carbide Connect way: Thread type and upright type Features: light and easy to use, wear-resistance Size:Length 9mm , Thickness 4mm Material Aluminum die casting Type A type, B type, C type, V type