You are buying one (1) NEW assortment. It is a thread cutting nut with mastic sealer assortment that can be used on Buick, Cadillac, Chevrolet, Oldsmobile, Pontiac & GMC cars & trucks. These nuts are used on emblems, script, name plates, letters, numbers, ornament etc... This assortment contains sixty (30 zinc plated & 30 black phosphate) nuts with mastic sealer. There are three (3) sizes (see below for sizes). These nuts are for smooth studs. The assortment comes in a small (3-1/2" x 5") labeled poly compartment box. 

Please compare your application to the sizes we have listed as some of the later vehicles use metric size nuts.

10 pcs zinc plated nuts 1/8" x 17/32" flange diameter with 5/16" hex

10 pcs zinc plated nuts 3/16" x 1/2" flange diameter with 3/8" hex

10 pcs zinc plated nuts 1/4" x 19/32" flange diameter with 7/16" hex

10 pcs phosphate nuts 1/8 x 17/32" flange diameter with 5/16" hex

10 pcs phosphate nuts 3/16" x 5/8" flange diameter with 3/8" hex

10 pcs phosphate nuts 1/4" x 19/32" flange diameter with 7/16" hex