The Groz Metal Body Air Blow Gun with Nozzle with 4"(100 mm) protective shield PS type sets a new standard in pneumatic tool performance. With its revolutionary Venturi Mechanism, this blow gun maximizes output by combining free ambient air with compressed air through side ports, resulting in significant electricity savings. Unlike traditional designs, tamper-proof features prevent costly fines by thwarting attempts to block vents, ensuring compliance with OSHA standards for safety and noise. Engineered for industrial use, it reduces compressed air pressure to less than 30 PSI when the outlet is blocked, with venturi side ports providing essential safety relief. Experience efficiency and safety like never before with Groz's Metal Body Air Blow Gun with Nozzle with 4"(100 mm) protective shield PS type .