How inaccurate is it?

[evansd2]

Worth re-mentioning…

Cutting Without the Crumb Tray - The NO MATH Edition

There’s a great tutorial here on cutting without the crumb tray when you want to work with thicker material. If you want to know the numbers and theory behind it, go read that first, and then come back. Thank you, @henryhbk! This method uses the digital calipers you should already have, and the not-used-often-enough ZERO button. We’re going to go through the steps from the tutorial above, but without any math or writing down numbers. The first step is to find the height of your crumb tray’s su…

I’d imagine you can get pretty dang close by saying “crumb trays are xx height”. But if you want it down to the 8-10 thousandths range, you’ll probably have to bust out come calipers.