①,Where specifying nominal size in decimals, zeros preceding the decimal and in the fourth decimal place shall be omitted. ②,Sizes 9/16, 5/8, and 3/4 are for machine screws only. ③,Sizes 7, 14, 16, 18, 20, and 24 are for tapping screws only. |
①,Where specifying nominal size in decimals, zeros preceding the decimal and in the fourth decimal place shall be omitted. ②,Sizes 9/16, 5/8, and 3/4 are for machine screws only. ③,Sizes 7, 14, 16, 18, 20, and 24 are for tapping screws only. |