Precise Precision Granite Squares
- For inspecting squareness
- Grade A Flatness and beeline of the measuring surface 0.0001”/6”, flatness and beeline of the standard surface 0.0001”/6”, perpendicularity between measuring and standard surface 0.0001"/6"
- Round hole for less weight and easy handling
- Includes calibration sheet
- With holes which reduce the weight.
