Precision Round Head Protractor Depth Gauge Angle Gage

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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 Show more