Product Size Product Size BUTTON 1680 1 INCH 1.25 INCH 1.5 INCH 1.75 INCH 1.8"X1.8" 1.9"X.85" 2 INCH 2.15"X2" 2.25 INCH 2.4"X2" 2.4"X2.4" 2.5"X1.2" 2.5 INCH 2.62"X2.14" 2.75 INCH 3 INCH 3.25 INCH 3.5 INCH 3.75 INCH 4 INCH 4.25 INCH 4.5 INCH 4.75 INCH 5X5 MM 5 INCH 6 mm 7X5 MM 8 mm 10 mm 11 mm 12 mm 13 MM 14 mm 15 MM 16 mm 17 MM 17X16 MM 18 mm 18x13 mm 19X16 MM 19 MM 20 mm 21 MM 21X13 MM 22 mm 23 mm 24 mm 25 MM 26 MM 27 MM 28 mm 29 MM 30 mm 33x29 mm 35X12 MM