Metric Thread Pitch Guide: M2 to M20 Coarse Threads
Thread pitch is one of the easiest fastener details to overlook because many everyday metric screws use the standard coarse series. Pitch is the distance, in millimetres, from.
How to Read Metric Screw Sizes: M3, M4, M5 & M6 Explained
Labels such as M3×8, M4×12 and M6×20 tell you much more than a random stock code. The first number identifies the nominal metric thread diameter and the second number normally.