Valve Cap Core Removers 12pcs 1/4in DR.1 Professional valve cap core remover kit, ideal for car air conditioner repairing. 2 Made of high quality metal material, high hardness, anti-corrosion and durable. 3 Including 2.2mm and 3.2mm dedicated socket, 1/4in drive and 2in total length. 4 Comes with a storage box, which can keep all the tools organized and easy to carry. 5 Built to meet standard specification, strictly follow factory quality control, high reliability.