Woodpeckers Precision Woodworking Protractor Options:Woodworking Rule Protractor Head - Metric Mix Ratio by MASS (A:B):

Mix Ratio by MASS (A:B): 1

Ultra-lightweight

Brand Rockler Weight 1

travertine and other soft stone

Electrical Specs: 110V/220V / 60Hz / 1PH / 3450 RPM

Woodpeckers Precision Woodworking Protractor Options:Woodworking Rule Protractor Head - Metric Mix Ratio by MASS (A:B):NOTE* Rulers sold separately Woodpeckers Woodworking Rules have earned a reputation for accuracy, convenience and ease of use. Now you can add versatility to that list of features. Woodpeckers Precision Woodworking Protractor converts any Woodpeckers Woodworking Rule (except the 6") into an adjustable T Square that can set any angle from 0 to 180. The Precision Woodworking Protractor simply mounts to the Woodworking Rule using the same threaded holes