Starrett 491-24-4R Offers

With the Starrett 490-24-4R Bevel Protractor, you can easily measure and mark angles in both directions. The protractor offers a range of 0 to 180° in opposite directions, so you can read angles and supplementary angles with ease.

Features

• Allows you to easily read 0 to 180° in opposite directions, so you can directly view angles and supplementary angles
• Reversible design features shoulders on both sides of the blade, which let you scribe or measure the same angle on the left or right
• Reversible lock bolt
• Heads are crafted from stable cast iron for durability
• Tempered-steel blades boast accurate, machine-divided graduations
• Boasts 4R graduations
• Spirit level allows you to know when the base reference surface is level
• Made in USA