What size is a Number 16 drill bit 16 drill bit size
There are 25 4 millimeters mm in an inch Thus to convert a 16 drill bit to millimeters you simply multiply the decimal inches by 25 4 like so 0 1770 inches x 25 4 4 4958 mm Drill Bit Size Chart For additional information about what drill bit to use you may also want to take a look at the Drill Bit Size Chart which includes