Poor quality. They leak over time, causing freon to leak. Do not worry. Even when tightened properly, they're worse than the Schrader valves you have now. Just replace them.
๐ฌ๏ธ UView Airlift Cooling Checker 550000
9 Review
๐ช Enhanced Universal R134A Valve Core Remover/Installer by Mastercool (81290)
9 Review
VIVOHOME 220LB HVAC Electronic Digital Refrigerant Charging Weight Scale โ High Precision with Protective Case
9 Review
Robust Robinair (RG3) Portable Refrigerant Recovery Machine, 115V, 60Hz -Efficiently Recovers Liquid and Vapor Refrigerant
9 Review
๐ง CRAFTSMAN Assorted Screwdriver Set - 12 Piece CMHT65044
9 Review
๐ง Ultimate Precision: VISE GRIP Diagonal Cutting Pliers 2078306 - The Perfect Tool for Accurate Cuts
7 Review
๐ง High-Quality Klein Tools Industrial Strength Screwdriver: Your Ultimate Solution
5 Review
6 Inch VISE GRIP Pliers (Model: 2078216) - Top-quality Tools for Enhanced Performance
5 Review