Milton’s 5-In-1 Universal Industrial Safety Exhaust Couplers Are Designed to Safely Bleed Off Air Pressure Before Releasing the Connector • The Safety Exhaust Feature Allows for Safe Disconnection, Eliminating Potentially Dangerous Hose Whip • The Coupler Remains Connected to the Plug While Pressurized Air is Safely Bled Off • Constructed of Heavy-Duty Steel Which is Ideal for Applications Requiring a Durable and Long Lasting Pneumatic Coupler • Connects to All Major Interchanges: Industrial (M-Style), High Flow (V-Style), Automotive (T-Style), ARO (A-Style), and Lincoln (L-Style). • 1/4” NPT — Female or Male • Maximum PSI: 120 PSI | Air Flow: 80 PSI @ 31 or 44 CFM, 90 PSI @ 34, 35, 50 CFM, 100 PSI @ 36, 37, 50 CFM, 120 PSI @ 44, 45, 67 CFM)