Safety blow gun with 10 in. angled extension is OSHA compliant as it limits pressure to 30 psi when dead ended. Offers a maximum of 150 psi on regulated compressed air lines. Blow gun offers 4.5 SCFM at 100 psi. This extension is perfect for those hard to reach places. Has a 1/4 in. NPT air inlet and a nozzle thread size of 1/2 in.