Product Introduction: R12 R134A Valve Core Removal Tool Kit. This repair tool kit is designed for replacing and maintaining car air conditioning systems. The valve core removal tool is constructed from brass for enhanced durability and long service life. The pull rod is made of stainless steel, providing strong suction and a secure grip on the valve core. Includes two different valve cores for versatility. Features high and low pressure quick couplers: red coupler for high pressure with 16mm inner diameter, blue coupler for low pressure with 13mm inner diameter. The ball valve operates with a quarter-turn mechanism for quick opening and closing. Anti-slip design allows for easy handling and operation. Product Application: Compatible with R134A car air conditioning systems. Suitable for use in automotive and household air conditioning maintenance. Material: Copper Color: As shown Package Contents: 1 x Valve Core Quick Remover Installer Tool Kit Note: Other items not included. Slight color variations may occur due to lighting and display differences. Measurement error allowance is +/- 1-3cm.