This Saw is precision ground, razor sharp teeth have 4 cutting angles along the length of the blade and provide fast, clean and smooth cutting action. 14 1/5 inch blade with 8.5 impulse hardened teeth per inch and taper-ground blade allow for extremely fast and clean cuts. Its one of the largest folding pruning saws on the market. Blades for Bigboy Large, Medium and Fine are interchangeable. Comes in a blister pack.