Dillon Manufacturing, Inc., stocks a large selection of standard jaws for immediate shipment. Suitable for a wide variety of workholding applications, hard jaws in 8620, heat-treated, ground steel, are available in serrated, Acme Key, square key, and tongue-and-groove systems, to fit all brands of chucks.  Steel top jaws in 1018, 4140 and 6160 aluminum, and full grip pie jaws in A 356 aluminum and 1018 steel. All products are made in the United States in ISO 9000:2008 registered facilities. In addition to standard jaws, Dillon also offers special or modified hard jaws.