5/16in Core Control Tool

Available Exclusively Through Your Local Distributor

(No reviews yet) Write a Review
Fitting Size:
5/16in Female flare to 1/4in Male flare
Compatible Repair Parts and Kits:
CCT Repair Parts and Kits

Vacuum-Rated Core Depressor Tool for 5/16in Schrader Valve Fittings

Gain maximum control when depressing a valve core! This low-loss fitting depresses valve cores with ultimate precision, perfect for accurately charging AC systems or servicing high-flow Schrader valves. Quickly connect a digital stub gauge for easy system diagnostics. The advanced back seat seal makes the core control tool perfect for gauge isolation, adding another layer of protection for your vacuum gauge.

Features and Benefits

  • Vacuum-Rated to 20 microns
  • Made from aircraft-grade aluminum for maximum durability
  • Double O-Ring design makes for unmatched reliability in high-pressure and a deep vacuum
  • 1/4in side port for gauge or hose connections
  • Designed for high pressure refrigerants including R410a

Why Use a Core Depressor?

Core depressors are extremely useful when charging an A/C system, servicing systems with high-flow Schrader valves, isolating a vacuum gauge, and quickly diagnosing system pressures.

Are your Tools Rated for Vacuum and Pressure?

All Appion Core Control Tools are Vacuum-Rated to 20 microns and designed for high pressure refrigerants, such as R410A. This will give you the peace of mind that your tools aren't going to leak in a deep vacuum or while pressurized.

Additional Product Material

Technical Bulletins

Always wear gloves and eye protection and follow proper safety practices when handling refrigerants.

For California Consumers:


Important Notice: Buying from unauthorized online sellers could void your products warranty. This policy shields customers from acquiring pre-owned, damaged, or stolen items. Please be aware that Ebay and Amazon are NOT approved distributors

To find a distributor near you or an authorized online distributor, click HERE.