I did cut my finger once, and you do have to make sure the lip does not get sliced or you need to change bottom boxes, which if you do enough of this type of work there will be plenty of spare boxes.

The weight of the roll holds your pull length.
Quote Originally Posted by frotog View Post
Without an automatic roll paper dispenser, cutting the paper the way carnie describes is the way that every lab tech does it. It is a simple, straight forward method that saves space as the operator is dispensing the paper vertically and then rolling it towards the lip of the box which will serve as an anvil for your cut (use some sort of straight edge, x-acto or olma). You'd have to be a complete beginner or a klutz to crimp the paper using this method.