Stihl PS 40 Pruning SawWhether youre working in the yard or the back forty, the PS 40 pruning saw is a great partner to have at hand. It features a 7" fixed blade with impulse hardened teeth that stays sharp three to four times longer than conventional teeth and easily cuts dense or frozen branches up to 2. 5 in diameter. The curvature ground blade provides the highest precision and the least amount of pinching. Its comfort grip gives you a firm grasp on the blade at every