Oregon PS62 PowerSharp Saw Chain and Sharpening Stone Drive Links_194 compared to a system that

compared to a system that uses a block or pulley

Engineered to utilize the power of today's professional chain saws

handmade in the USA

3/8" Low Profile

Three steel D-rings: 1 positioned in the back of the harness and the other 2 are one positioned at each hip & Parachute mating buckle on each chest strap

Oregon PS62 PowerSharp Saw Chain and Sharpening Stone Drive Links_194 compared to a system thatOccasional saw chain users sometimes spend too much time using hand files to sharpen dull chain, or they lose an afternoon taking it to a dealer for professional sharpening. Fumbling an inexact sharpening is a thing of the past with PowerSharp. PowerSharp takes saw chain from dull to sharp in as little as 3 seconds. PowerSharp is also ideal for professional users who want greater productivity on the job. Professionals get precise and knife sharp edges