For threading and general lathe work, setting angles on the compound slide or cutting tools is a necessity. Poor lighting, bad eye site, and indistinguishable markings on a machine tool makes setting these angles a chore. Most precision measuring tools in general have a digital counterpart these days, why should your protractor be any different. Try a digital protractor, and see the difference. The steel rule Protractor may also be of help during the set up of a taper attachment on your lathe
How to videos, General Tools 1702 Pro-Angle 6-inch Digital Protractor. = SHARE ROCKNTV1