(Yet Another) Ruler Stop Block

TLDR: Just my take on a simple stop block for my Neilsen steel rule.
______________________________________________________


Before we start, I can't claim credit for the knob you see in the pictures. I found it in my spares tin and just cut it to length with a hacksaw. I have absolutely no clue as to its origin. Since you're unlikely to have the same one available, I've chucked in a simple design for a knob to fit a standard M6 bolt. If you don't like it, have a search on this site. You'll find plenty of other designs to choose from!


I've been meaning to do one of these ruler stops for ages, and I'm sure everyone does their own version at one time or another. For my purposes, great precision wasn't a necessity. So I didn't have to worry about anti-slew designs or crazy close tolerances. Just a simple slider and clamp was good enough.

My first design was literally a block with a slot, and a threaded hole cut through it for the bolt. Meh, it worked fine, but it was lacking any sty