By stacking these blocks, you can set any angle from 0 to 90° in 1° increments. Each block is 3" long, hardened and precision ground to an accuracy of 0.0001" per inch.

The set includes angles from 1° to 5° in 1° increments, and 10° to 30° in 5° increments. Indispensable for accurate machine set-up.

Comes in a protective case.