• Multi-Functional Design: Acts as an O-ring pick for quick and damage-free removal. Includes two valve core remover sizes: standard and GM R12 large bore.
• Durable Construction: Made from hardened steel for long-lasting performance.
• Convenient Storage: Removable cap doubles as a storage compartment for O-rings and replacement valve cores.
• Ergonomic and Compact: Lightweight design ensures ease of use and portability.
• Combines multiple tools into one compact device.
• Designed to prevent damage during O-ring removal.
• Increases efficiency with a built-in storage solution.
• Built to last, even under rigorous use.

The 81390 Mastercool Universal O-Ring Pick & Valve Core Remover Installer is a versatile and durable tool designed to simplify maintenance tasks. Combining multiple functions in a single, ergonomic design, this tool allows you to efficiently remove o-rings and install or remove valve cores with precision and ease. With its durable hardened steel construction and built-in storage compartment, it is the perfect addition to any professional or DIY toolkit.