Professional Quality 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 sec, 0.0001" per inch.
• Hardened steel Rockwell HRC 55
• 3" long x 1/4" thick
• Includes padded fitted case