Professional Grade Precision Tool
Angle blocks are a valuable tool for the alignment and measurement of precise angles. They can also be stacked to create other angles. Precision-ground, steel construction.
Features:
10 Blocks: 1°, 2°, 3°, 4°, 5°, 10°, 15°, 20°, 25°, 30°
Accuracy +/-20 seconds, 0.0001" per inch.
Hardened steel Rockwell HRC 55
3" long x 1/4" thick
Includes padded fitted case