... #, 999#, 999.5# & 30mm Prong snap buttons.6). Pearl sizes: 7.8, 9, 10, 10.5, 11, 11.7, 12, 12.5, 13, 14 ... , 15, 18, 19, 21, and 25mm7). Square pearl cap size: 10 mm x 10 ... pearl cap size" 10.2mm, 11.6mm10). Rhomibic pearl cap size: 10.7mm11). Socket and stud sizes: 7.5, 7.8, 8.5, 9.5 ... , 7.5, 7.8, 8.1, 8.2, 9, 9.2, 9.5, 9.7, 10, 10.2, 10.5, 11, 11.5, 12, 13, 14, 14 ...