SPECIFICATIONS - Metal construction with specially hardened steel nozzle - 3m suction hose - draws abrasive grit (aluminium oxide) from separate container - 80 - 100 psi working pressure - Requires minimum 15cfm air compressor with receiver for effective use - ¼" BSP connection Product description This compact gritblast gun fires dry abrasive particles at high speed, quickly removing rust, scale, old paint etc. Ideal for cleaning pitted surfaces, crevices and other hard to reach places. Technical specification Min. Air Requirement 80-100 psi.