What does the screw m4x6 mean?
So, with the bolt material does not matter, no matter what kind of material you use, as long as the performance can be satisfied
Diameter 4mm length 6mm (just the length of the thread)
M for the flat wire (not self-employed screw) 4 for the diameter, 6 for the length. Units are generally millimeters
Mark the problem if the 6 M4 screws should be marked 6XM4; if the 6mm long M4 screws should be marked M4XL6. On these two possibilities, you consider yourself now
Upstairs answer wrong, should be nominal diameter of 4 mm, 6 mm long, nominal diameter can also be called a large diameter, that is, the outermost circle of diameter ...
