Starrett C434-12-4R Combination Set with Square， Center and Reversing Protractor and Satin Chrome blade<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Often called try squares， bevel protractor， center gauges</li><li>12 inch satin chrome blade， 4R graduation: 8ths， 16ths， quick reading 32nds and 64ths</li><li>Reversible lock bolts</li><li>Square and protractor head</li><li>Double reading double 180 degree protractor scales</li></ul></div><img src="http://ecx.images-amazon.com/images/I/4164DQkXmrL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51peO61j48L.jpg" noproxy>