Performance Tool's 1000-Piece Cotter Pin Assortment provides a convenient selection of essential fasteners for automotive, mechanical, maintenance, and repair applications. Featuring six of the most popular cotter pin sizes, this comprehensive assortment helps ensure you have the right size on hand for a variety of jobs. The pins come neatly organized in a convenient resealable plastic case for easy storage, portability, and quick access whenever you need them. | Performance Tool 1000-Piece Assorted Cotter Pin