When the blast tube is not long enough, we can connect the two tubes with our quick coupling.

Operation method: 1. Two tubes of the same length: Take out two joints of the same size, align the bayonet, press in and rotate to catch, then connect the sandblasting tube at both ends. 2. Two tubes of different lengths: Take out two joints of corresponding size, align the bayonet, press it to rotate, and then connect the sandblasting tube at both ends. 3. Sandblasting tank joint: Connect our short joint directly to the bottom of the sandblasting machine. Benefits:Simple operation, quick connection with sandblasting tube, improved work efficiency, less unnecessary trouble, better fixability. Occasion:Suitable for shipbuilding, large workpiece degreasing, steel structure, large castings, large molds, mechanical casings, containers, valves, mining equipment, etc.