Outside, Inside & Sloped Angle Protractor

General's Protractor is a practical tool for measuring and duplicating difficult angles where a standard protractor or t-bevel cannot fit. The Protractor works on outside, inside and sloped angles from 0 to 16" degrees. The four-piece design adds additional versatility for measuring particularly difficult angles.
-Features & Benefits :

Use this protractor/angle finder to measure andmark the degrees of an angle on outside, insideand sloped angles
Fine black graduations from 0° to 165° inopposite directions
Brass lock nut