ULLMAN's PSP-4C Hook Pick is the ideal tool for working with O-rings. The hook pick has a sharp point and is made of steel. It features a marking metal that makes it easy to identify. Its overall length measures 5 1/8". ULLMAN's PSP-4C Hook Pick comes in handy when you need to work with O-rings, so be sure to keep one on hand.. This item has been restricted from sale in the following state (s): []