Here is a good used Starrett #C493B protractor and depth gage.  0-180 degrees.  Has a #610N 6" narrow blade with 64ths & 32nds grads.  Both have a satin chrome finish.   This is used and in excellent working condition and has no names, initials, or markings.   I have a few available.   Please contact me with any questions.   Buyer to get   FREE   shipping to the United States only.