Hex Jam Nuts Assortment (USS & SAE Thread Sizes 1/4"-20 thru 3/4"-16)Hillman Item #682
An assortment of hex jam nuts from Hillman. Jam nuts are low-profile nuts that are half as tall as a standard hex nut. They can be used in places where standard nuts might not fit or to secure items to a fastener without applying force to that object. This assortment features hex jam nut variants including many common coarse USS and fine SAE standard screw thread types. The full assortment contains sixteen (16) refills comprised of Hillman item numbers #683 - #698.