Made in the USA. 300psi Working Pressure Heavy-Duty build For the toughest jobs. Designed to be used Daily. Interchanges with: Industrial,I, M, D, MIL Spec Solid Brass Body with Solid Steel Sleeve / Steel Plugs 2 Female Coupler,2 Male Coupler, 4 Female Plugs, 6 Male Plugs - All 1/4" Body x 1/4" NPT

This Heavy-Duty manual coupler works with 1/4" Body Industrial Interchange Plugs/Nipples. If your job depends on air don’t risk leaks and downtime over a few bucks. Buy professional grade fittings. No leaks. No downtime. Your tools will thank you! This listing includes 2pc 3003 1/4" Coupler Body x 1/4" Female NPT, 2pc 3103 1/4" Coupler Body x 1/4" Male NPT, 6pc 10-3 1/4" Plug Body x 1/4" Male NPT, 4pc 11-3 1/4" Plug Body x 1/4" Female NPT.