The Performax® Automotive Tool lineup offers a wide selection of tools for your auto needs including diagnostic, lubrication, interior/exterior, electrical, and hand tools. They are great for the average home project and the everyday professional. The Performax® 650 Piece Cotter Pin Assortment includes 6 various sizes of cotter pins for versitility. This assortment can fit various projects varying from light-duty to heavy-duty application.