Precise 10″ x 6″ x 1″ Precision Granite Square – 303-176

• 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.

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