4 inch SAE Connector for R410A, R134A, R22, and R12 by Ivan Carson

Name: DASBET A/C Oil and Dye Injector with Quick Coupler, 2 OZ Hand-Turn Screw-in AC Coolant Filling Tube Injection Tool, 1/4 inch SAE Connector for R410A, R134A, R22, and R12
Item: DASBET A/C Oil and Dye Injector with Quick Coupler, 2 OZ Hand-Turn Screw-in AC Coolant Filling Tube Injection Tool, 1/4 inch SAE Connector for R410A, R134A, R22, and R12
Rating: 3

February 13, 2023

The best air conditioning tools and gadgets are hard to twist

When the thread was new it was almost impossible to twist and turn. After moving the screw several times over the entire range, it finally worked, but the device never ran smoothly.

Pros