Oregon PS57 PowerSharp Saw Chain and Sharpening Stone Brand_Oregon Harvester Adjustable sternum strap keeps your

Adjustable sternum strap keeps your suspenders in place and features a buckle with a built-in emergency whistle for easy access

Ideal for Arborist rigging where three independent tie-ins are required

Accepts 35166

Made from genuine 1

The Ultra D is similar in size to the Ultra O but with even greater strength due to the back configuration

Oregon PS57 PowerSharp Saw Chain and Sharpening Stone Brand_Oregon Harvester Adjustable sternum strap keeps yourOccasional 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