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1/4″ Brass Quick Connect Couplers – 12-Piece Set

$22.99 on Amazon.com (as of October 17, 2026, 7:09 PM EST) View details ↗

A 12-piece 1/4″ NPT brass quick connect coupler set from HekouJiub delivers fast, secure connections for air compressors, pneumatic tools, and industrial hoses. These iron-plated copper fittings resist wear, corrosion, and accidental disconnections, making them ideal for heavy-duty use in garages, job sites, and automotive shops. The high-flow design ensures minimal air pressure loss, while the brass-colored finish blends seamlessly with professional tooling setups.

The set includes 12 male-threaded 1/4″ NPT fittings that match standard M-style quick connects, allowing quick swaps between air hoses, nailers, blow guns, and pressure washers. Built for durability, these fittings handle frequent use without dulling or scratching, ensuring reliable performance in demanding environments. Whether you're working on DIY projects or professional installations, this versatile accessory simplifies hose management while maintaining efficiency.

Quantity in Set12 fittings
Thread Size1/4″ NPT male threads
MaterialIron-plated copper (brass-colored)
Dimensions53.4mm × 22.5mm × 12.8mm (2.1″ × 0.88″ × 0.5″)
CompatibilityM-style quick connect systems, air hoses, nailers, blow guns, pressure washers
Load CapacityDesigned for high-pressure pneumatic applications
Are these fittings compatible with standard air compressors?
Yes, these 1/4″ NPT male fittings work with most air compressors and are designed to match M-style quick connect systems for easy attachment to hoses and tools.
What tools can I use these couplers with?
They’re versatile for air hoses, nailers, blow guns, and pressure washers—ideal for both professional and DIY use in garages or job sites.
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