C434-12-4R Combination Set with Square, Center and Reversing Protractor and Satin Chrome bladeProduct ReviewP Click on the link for more reviewsPOften called try squares, bevel protractor, center gaugesP12 inch satin chrome blade, 4R graduation: 8ths, 16ths, quick reading 32nds and 64thsPReversible lock boltsPSquare and protractor headPDouble reading double 180 degree protractor scalesP