Where is 2.3125″ on a Tape Measure?
2.3125 inches is exactly 2 5/16 inches — find the 2-inch mark, then count to the 5/16 mark past it.
How to Read This Measurement
Digital calipers display 2.3125″ as a decimal. To transfer to tape: locate the 2-inch line, then move to the 5/16 mark.