Inch Sizes 1/32" Inch 3/64" Inch 1/16" Inch 5/64" Inch 3/32" Inch 7/64" Inch 1/8" Inch 9/64" Inch 5/32" Inch 11/64" Inch 3/16" Inch 7/32" Inch 15/64" Inch 1/4" Inch 17/64" Inch 9/32" Inch 5/16" Inch 11/32" Inch 3/8" Inch 13/32" Inch 7/16" Inch 29/64" Inch 15/32" Inch 31/64" Inch 1/2" Inch 17/32" Inch 9/16" Inch 19/32" Inch 5/8" Inch 21/32" Inch 11/16" Inch 23/32" Inch 3/4" Inch 25/32" Inch 13/16" Inch 27/32" Inch 7/8" Inch 29/32" Inch 15/16" Inch 31/32" Inch 1" Inch 1 1/16" Inch 1 1/8" Inch 1 3/16" Inch 1 1/4" Inch 1 1/2" Inch 1 3/4" Inch 2" Inch 2 1/4" Inch 2 1/2" Inch 3" Inch 3 1/2" Inch 4" Inch 5" Inch 7" Inch 8" Inch 9" Inch 10" Inch 12" Inch 18" Inch 20" Inch 36" Inch Metric Sizes 0.4mm 0.5mm 0.8mm 1mm 1.3mm 1.4mm 2mm 2.2mm 2.5mm 2.8mm 3mm 3.5mm 4mm 4.5mm 5mm 6mm 7mm 7.5mm 8mm 9mm 10mm 11mm 12mm 13mm 14mm 16mm 19mm 21mm 30mm 38mm