That's the formula that our calculator uses to find that 13/16 inch to millimeters is 20.6375 mm. Convert a measurement from SAE to metric or metric to standard...
We are very satisfied with this cooperation and the communication process with the supplier is smooth. The product is delivered very quickly, and will be purchased again if needed later.
Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!