The combination steel rule depth/angle gage is a versatile gage that can be used for calipering, a depth gage by reversing the rule, a protractor, and a hook rule when removed from the tool. It is a simple, handy tool that is a welcome addition to any machinist's toolbox.

Starrett® Depth and Angle Gage, Combination, Series: 236, 0 to 6 in, Graduations: 32nds, 64ths, 2-5/8 in Base Length, Flat Anvil, Hardened Steel, Polished, 6 in L x 39/64 in W

• Head is graduated both left and right to 30, 45 and 60 deg
• Head is made of hardened steel, ground, and nicely polished - 2-5/8 in (66 mm) long and 1/8 in (3 mm) wide
• The center of the head is recessed so that the tool will lay flat to permit more accurate measurements
• A tempered rule that has been accurately machined divided, is smoothly fitted to the head and can be locked in position by a knurled nut
• One side of base is cut out to permit easier and more accurate readings
• Rule can be set to 30, 45, and 60 deg

• https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Starrett_236_Full_Engineering_Drawing.pdf https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Starrett_236_Full_Engineering_Drawing.pdf