The handheld sandblaster is 1/4" air intake and 90psi air pressure, sandblast flow can be adjusted. It is used for all kinds of light and small metal dead corners, spray polishing, burr, rust removal detail dressing. Features: The sandblast flow can be adjusted and sandblasting is evenly distributed to save material. The aluminum alloy body is light and handy, and the hand-held type is convenient to use. 1/4" air intake, 90psi air pressure, 7.0cfm air consumption, 21lbs pot capacity. Specialized for all kinds of light and small metal dead corners, spray polishing, burr, rust removal detail dressing. Large capacity material pot for all kinds of sand: black corundum, silicon carbide, beads, etc., 30-120 mesh can be. Specifications: Material: Aluminum alloy + ABS Air Consumption: 7.0cfm Pot Capacity: 21lbs Length: 10.04 "/ 255mm Air Intake Joint: 1/4" Pneumatic: 90psi Item Size: 285 * 255 * 90mm / 11.22 * 10.04 * 3.54in Package Weight: 750g / 26.46ounces Package Size: 240 * 125 * 110mm / 9.45 * 4.92 * 4.33in Note: You must wear eye protection, face protector, gloves, respirator and rubber jacket. Packing List: 1 * Sandblaster