Alright, if you're sick of your pencil lead snapping all the time, especially when you're using a ruler, you gotta check out the Tombow MONO graph. This isn't your average mechanical pencil. First off, it's got a fixed 4mm guide tube – that's the little metal tip – which keeps the lead super steady and makes breaking way less likely. Perfect for drafting, drawing with stencils, or just neat note-taking. The coolest feature? The shake-advance mechanism. Seriously, just give the pencil a little shake and the lead comes out. No more fumbling for the button on top (though you can still use the clip as a button if you want). It also has a lock to keep the lead from moving when you don't want it to. The body is a cool mint green, it uses 0.5mm lead, and it even has a refillable eraser you can screw out and replace. It just feels solid and well-made, like a proper tool for getting stuff done. Definitely a step up from the cheap plastic ones.