1/4 Valve Core Removal Tool with Dual Ball Valves & Sight Glass

Fieldpiece VC2G 1/4" Valve Core Removal Tool with Dual Ball Valves and Sight Glass allows you to visually verify the valve core is engaged before removing it.

The Plumber's Choice 4 in. Brass Double-O-Ring Press Ball Valve VLV532004 - The Home Depot

HVAC AC Schrader with Valve Cores Remover Dual Size 1/4 & 5/16 Installer Tools

HVAC: Valve Core Removal Tool (How To Remove/Replace A Valve Core For An AC System) Schrader Valve

1/4 Valve Core Removal Tool with Dual Ball Valves & Sight Glass

HVAC AC Schrader with Valve Cores Remover Dual Size 1/4 & 5/16 Installer Tools

Fieldpiece VC1G - 1/4 Valve Core Removal Tool with Sight Glass

1/4 Vacuum Rated Valve Core Removal Tool with Slide Valve Side Port - JB Industries

Valve Core Removal – Uniweld Products, Inc.

CPS TLVCS 1/4 SAE Valve Core Remover With Side Port