General description This CSPARKV 31Pcs R134A Valve Core Quick Remover Installer Tool Kit is designed for efficient maintenance and repair of automotive refrigeration and air conditioning systems. It includes essential tools for both high and low-pressure valve core removal, making it a versatile addition to any HVAC toolkit. Technical specifications Material: High-quality brass for the valve core removal tool Valve stem: Stainless steel Knobs: Aluminum (red and blue) High-pressure connector ID: 16mm Low-pressure connector ID: 13mm Includes 2 R134A valve core quick remover tools (high pressure/low pressure) Includes 10 valve cores R134a Includes 10 5V1 valve cores Includes 8 AC service port caps Includes 1 double-ended valve stem removal tool Usage The valve core remover is designed for easy operation. The gripping tool can be easily inserted into the valve core, and the strong suction of the valve stem ensures a firm hold, facilitating the replacement of the valve core without hassle.