Niigata Seiki SK Made in Japan Protractor No.15 with rod scale PRT-15

Specifications: Rod part slide type with scale. Application: Measuring angles. Specifications: Graduation: 1°・Measuring angle: 180°・Accuracy: ±20′・Body: Height 52mm x Width 90mm x Thickness 1.2mm・Pole: Total length 177mm x Thickness 1.2mm・Graduation 0.5mm・Measuring length 150mm