19mm round

How Big Is 23Mm? MM Approximate Size In Inches Exact Size In Inches 22mm Just short of 7/8 Inch 0.86614 Inches 23mm Little over 7/8 Inch0.90551 Inches 24mm 15/16 Inch 0.94488 Inches 25mm 1 Inch 0.98425 Inches How big is 15mm round? 15mm = almost 19/32 inch. How wide is 3 mm in inches? Millimeters