Starrett C491-12-4R (64602) 万能角度尺- 12"- 4R- 可逆

Starrett Bevel Protractors have revolving turrets with direct reading double graduations a full 0 to 180 Deg in opposite directions. This permits direct reading of angles above or below the blade. Equipped with a handy spirit level. 12", 4R Grad, Reversible, Black Wrinkle, Chrome Turret Equipped with a handy spirit level.

Features

• Direct reading 0 - 180 deg in opposite directions, permitting the direct reading of angles and supplementary angles- Protractor heads are made of stable cast iron and finished with a choice of attractive black wrinkle finish or smooth black finish- Tempered steel blades with accurate, machine-divided graduations- A spirit level indicates when the base reference surface is level - a feature not usually available on comparable protractors- Reversible lock bolt allows choice of which graduated side of the blade faces the operator- Reversible, there is a shoulder on both sides of blade, allowing the tool to be reversed so the same angle can be scribed or measured left and right- Satin chrome finish blade- 3-1/4 in H x 1-9/64 in W