flat head blue shoe tacks Finish:white, bluish, heavy head Size: 1". 7/8", 3/4", 5/8", 9/16", ... 1/2", 7/16", 3/8" flat head blue shoe tacks /hobnails1.Model No.: 3/8", 7/16 ... .1) Product: shoe tack nail 2) Finish:white, bluish, heavy head 3) Size: 1". 7/8", 3/4", 5/8", 9 ...