The Moore & Wright Protractor Type Depth Gauge has a full range rule adjustment and the readings can be fixed by means of a locknut. Rules are graduated on both sides.

Protractor Plate is graduated 0º - 180º - 0º.
Scale Resolution: 1/2°.

The Moore & Wright 44M Protractor Type Depth Gauge Metric/Imperial has the following specifications:

Size of Base: 79mm.
Width: 5.5mm.
Thickness: 1.0mm.
Length of Blade: 195mm.

Metric Scale Graduations : Front Face: 0.5mm and 1.0mm, Rear Face: 1.0mm.