Feature:
1. 10 Pcs precision angle block set 1 to 5 degree & 5 to 30 degree.
2. Each of the blocks comes with protective paper.
3. Accuracy: ±0.0001'' per inch.
4. Size: 3'' long x 1/4'' thick.
5. Hardened and precision ground
6. Lightly magnetized for better holding.

Package include:
Ten-block-set, complete with a fitted plastic case

widely used:
1. Hard and precise ground.
2. Slightly magnetized for better retention
3. Very suitable for Machinists and metal workers.
4. Measure the angle with maximum accuracy etc
5. Ideal for setting milling angles or calibrating measuring equipment.