R1234YF Quick Couplers Kit with High and Low Side 1/4inch to 1/2inch Adapter for A/C Refrigerants Manifold Gauge Set

【Solid Brass Build】Brass body with knurled grip knobs. Strong, corrosion-resistant, holds up to daily shop use without wearing smooth. 【Zero-Leak Seal】Six-ball quick-lock plus dual O-rings. Locks tight to standard R1234yf ports, holds pressure, goes on and off clean. No refrigerant escaping, no compliance headaches. 【Right-Thread Only】Self-sealing puncture can tap built for right-hand thread R1234yf cans. Seals right, pierces clean. Does not fit left-thread R134a — check your can thread before ordering. 【Covers the Full Job】High and low side quick couplers, self-sealing and puncture-style R1234yf can taps, 1/4" female to 1/2" male brass adapter, plus dual valve core tools. Handles diagnostics, evacuation, recovery, charging, and valve service from one kit. 【Plays with What You Have】1/4" female × 1/2" male adapter connects straight to common manifold gauges, vacuum pumps, and 1/2" charge hoses. Valve core tools in 7 mm and 9 mm fit 95%+ of R1234yf vehicle valves out there.