When it comes to assembling, disassembling and maintaining machinery, the Proto J360B 12pc. Convertible Retaining Ring Pliers Set is an ideal choice. It contains a total of 12 tools that are designed for work on fasteners ranging from 3/8 in to 3 in. Each plier has an alloy steel construction for strength and durability. The red handle provides better grip while working in wet conditions. The pliers have a 0 degree, 45 degree and 90 degree tip angle, as well as 0.038", 0.047" and 0.07" tip diameter depending on the type of fastener you need to use them with. Whether you are a professional or hobbyist, you will definitely want to equip yourself with the Proto J360B 12pc Convertible Retaining Ring Pliers Set.