14 Pcs Air Hose Fittings 1/4 Inch NPT, Premium Air Coupler And Plug Kit

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4-Ball Locking Quick Coupler – Engineered with 4 internal locking balls that grip the plug firmly in place. Simply push the plug straight into the coupler for instant, automatic connection — no need to pull back the sleeve, so you can swap tools in seconds even with one hand.
Complete 14-Piece Kit – Includes everything you need: 2 FNPT couplers, 2 MNPT couplers, 4 FNPT plugs, and 6 MNPT plugs, all in 1/4" NPT size. One kit covers your full air line setup from compressor to tools with no extra trips to the hardware store.
Precision-Machined Thread – Each fitting features cleanly cut, burr‑free threads with a smooth polished finish for a snug, airtight seal every time. No rough edges, no cross‑threading hassle — just secure connections that hold pressure and resist leaks.
Durable Plated Steel Body – Features steel body with brass‑colored plating for daily workshop use. Suitable for dry indoor‑workshop environments; prolonged outdoor exposure is prone to rust. Delivers stable sealing performance for regular pneumatic work.
Works With Your Entire Shop – Designed for automotive repair shops, home garages, and professional jobsites. Compatible with air compressors, air hoses, impact wrenches, nailers, blow guns, spray guns, pressure washers, and other standard 1/4" NPT pneumatic tools. Note: Not intended for inflatable SUP / air pump inflation applications.