1Universal Applications: This valve core repair set fits for most cars, trucks, beach bikes, motorbikes, bicycles, electric bikes, balance bikes, tricycles etc. 240Pcs Valve Cores: The kit includes R12 Valve Core 10Pcs; R134a Valve Core 10Pcs; Replacement for Peugeot valve cores 5Pcs; Valve Cores 5Pcs; 8MM low side 5Pcs; 10MM high side 5Pcs. 3Maintenance Helper: Automotive Ac valve cores kit is suitable for Ac replacement and maintenance, replacement refrigerant valve core. Great for mechanic and Ac repair shops. 4Premium Material: Valve core kit is made of aluminium and copper material, it is lightweight, wear resistance, has high hardness, not easy to damage and easy to carry. 5Portable Box: Refrigeration tire valve stem cores and remover are packed in plastic box for easy storage and carrying, not easy to lose the repair kit.