Niigata Seiki SK Made in Japan Protractor No.300 with rod scale Silver finish 2 rods PRT-300SW

Specifications: Large pro tractor. Please choose depending on the object to be measured. Application: Measuring angles. Specifications: Graduation: 0.5°・Measuring angle: 180°・Accuracy: ±15′ Standard: 300mm Body diameter (mm): 210 Body thickness (mm): 2.0 Number of rods: 2 Pole total length (mm): 489 Pole thickness (mm): 2.0・Pole scale: 300mm (1mm through) Pole thickness (mm): 2.0・Pole scale: 300mm (1mm through)