... test report, nickel free test report.5). We have the series of 111#, 111.5#, 222#, 333#, 444#, 555#, 666#, ... 10, 10.5, 11, 11.7, 12, 12.5, 13, 14, 15, 18, 19, 21, and 25mm7). Square pearl cap size ... 10, 10.2, 10.5, 11, 11.5, 12, 13, 14, 14.5, 15, 16, 17, 18, 19,20, 21, 22, 23 ... 5mm/9mm/333#10~15mm11mm11mm10.5mm10mm10mm444#12~17mm13mm13mm/12mm/555#14~19mm15mm15mm/14mm13.5mm666#16.2~19.2mm17mm17mm/16.2mm/ ...