The rule is graduated in both imperial and metric dimensions up to 150mm / 6-inch and a knurled thumb nut allows the rule to be locked at the chosen angle. The protractor features deep etched graduations of 0 - 180° in opposite directions permitting the reading of both the direct and supplement angles.

Features:

Made from polished stainless steel

Protracter head

Graduated from 0 – 180°

Spring tension nut to secure rule to desired depth and angle

Narrow 150 mm / 6-inch rule graduated 64 on one side and 0.5 mm at reverse

Specifications:

Blade Length: 150mm 6-inch

Graduations: 0.5mm or 64ths inch