2pcs Self-sealing Can Tap Valve 1/4 SAE 7/16-28 UNEF Thread AC Bottle Opener - Green, Gold Tone, Silver Tone
$18.99
The can tap valve usually fits for the self-sealing can which has a 7/16-28 UNEF male thread. Widely used on the HVAC systems, mainly the refill of air conditioner refrigeration.