Precision Angle Block 10pcs Set 1-30deg.

Used for setting and checking angles.

Achieve a highly accurate setup with these precision ground steel angle blocks (more accurate than any protractor).

• Angles included in the set: 1°, 2°, 3°, 4°, 5°, 10°, 15°, 20°, 25° & 30°.
• Individual blocks can be stacked to set any angle in 1° increments up to 115°.
• Angle Accuracy: ±20 arc seconds (±0.0056°).
• Length: 3".
• Thickness: 1/4".
• Hardness: HRC52-58.
• The angles are etched onto each block for easy identification.
• Packed in a padded plastic storage case.