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Precision Protractor

Plot any angle with ease and absolute accuracy. This protractor has micro-fine guide holes every 0.50 and four different angle scales for measurement from a variety angles. Attached T-bar allows for measurement along an edge and is removable for use on flat surfaces. Can also be used as a 6" centering scale. Made of flexible stainless steel with fine black etched markings. The rule is graduated in 32nds.