Set Piercing Valve Puncture Refrigerant.for Refrigerator AC Air Conditioner | eBay
Amazon.com: 2 Pack BPV31 Piercing Tap Valve Kits Compatible with 1/4, 5/16, 3/8 Inch Outer Diameter Pipes and R134A Air Conditioning Refrigerant Charging Hose with Gauge, Connect to R12/ R22 Port Only : Automotive
Amazon.com: Nu-Calgon 4051-99 Piercing Valve and Hose for A/C Easy Seal and Easy Dry Products : Beauty & Personal Care
SUPCO Refrigeration Line Piercing Valve: 1/4 in, 5/16 in, and 3/8 in OD Connection Size, Aluminum - 6X898|BPV31 - Grainger