Originally Posted by ckcowl
do you have a 6"x24" ruler? that would work. or you line up two edges with the lines of the cutting mat, carefully shave one edge, turn line up, carefully shave next edge continue til you have all 4 sides trimmed. people always are saying to not use your grid on the cutting mat...you should not use it for measuring but it is great for straight lines. :thumbup:
If you cross check your rulers and mats (as I have done) for consistency, it's fine to use them to measure. :D