1 Set Brass R410A Refrigerant Straight Ball Valves SAE Valve & 1 set R410A R22 Valve Core Remover Installer Tool[PROFESSIONAL ASSISTANT]For removing and installing valve cores in charged systems. Replace Leaking valve cores quickly and easily. Dual size to work on charge systems of R410a or R22 or other retrofit replacements systems. [WELL-MADE] The valve core remover installer tool is made of solid brass, which is durable and won't rust easily, and the metal knobs are in anti-slip knurling design, which is durable and you can use them for a long time.[TIME-SAVING]the core grabber tool makes it easy to insert it into the inner valve, so you can control the core, needn't to stop the machine or release the refrigerant, you can remove and install the valve cores conveniently, save hours of evacuation and charging time. Valve core removal wrench basic operation: 1.Pull out the dead point on the stem, close the valve on the tool, adjust the joint of the tool to the air conditioning interface, and tighten the valve on the air conditioning.2.Make sure that the tool is connected tightly to the air conditioning valve, then open the valve on the tool.Push the stem into the air conditioning valve and gently rotate the tail knob of the remover. Find the angle to connect the valve core, and then loosen it. 3.When the valve core is removed, pull out the stem, close the valve on the valve remover, loosen the screw at the end of the tool and take out the valve core. The work is doneItem: Valve Core Remover Installer, R410a valve core removal tool, R22 valve core removal tool, a/c valve core removal tool, HVAC valve, core removal tool, Schrader valve removal tool, refrigeration air condition services for pressurized mini split system. Note: We suggest that before removing the valve core, close the valve core wrench valve and disconnect the air conditioner internal connection.Material: Copperball valve:Straight and manual shut-off valves 0.64 cm male and female fittings. This coupler nut is deeply barreled for quick finger tightening.Ball valve design, quarter steering valve handle switch for controlling the refrigerator. The compact switch ball valve can be operated with one hand - screw into the charging hose end. Easy to install.A/C straight-open ball valve adapter for R134a R22 R12 R410a 1/4 HVAC, HVAC/r, A/C service technology hand tools. perfect for automotive air conditioning, mini-separators, capacitors, home air conditioning HVAC charging and recovery.The compact ball valve is made of high quality brass alloy. Meets SAE, EPA, and UL seal requirements for refrigerants. The maximum working pressure is 800 psi (55 bar) and the minimum burst pressure is 4000 psi (276 bar).Specifications:Type: Straight adapter with ball valveThread: 0.64 cm male/female SAEColour:GoldValve Core Remover Installer:Service ports: 1/4 Inch and 5/16 Inch SAE FemaleBypass ports: 1/4 Inch SAE MaleColor: yellowPackage Contents:1 x red straight ball valve1 x blue straight ball valve1 x yellow straight ball valve1 x Valve Core Remover Installer1 x Valve Core Remover10 x 5V1 valve coreOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.