Silver / 13cm / 62014. ・ Size: 13cm. Applications: ・Right-angle inspection and marking Specifications: ・Nominal size mm: 130 ・Shape: Perfect square ・90° accuracy: Less than 0.1 mm per 100 mm ・90° angle accuracy ±0.1 mm/100 mm Caution: ・Do not subject the main body to strong impacts etc.