I bought this tool to cut Hardie Plank because I didn't want to deal with that nasty, dangerous dust you get from a saw and I'm glad I did have. A saw could have produced a perfectly clean cut, but the need for a vacuum, a SERIOUS dust mask, and heavy duty goggles negated that advantage. (Note: some will say you don't have to put the whole suit on when using the saw, but you'll regret it if you don't). you get very good results. It is not difficult to make cuts to an accuracy of 1/8 inch andβ¦