General Round Head Steel Protractor - 18-PRO

o Round head protractor. o Preferred choice of machinists, draftsmen and mechanics. o Used for setting bevels, measuring and transferring angles. o 6" adjustable protractor arm locks into desired position with knurled thumb nut. o Permanently etched graduations from 0 to 180 degrees and from 180 to 0 degrees. o Head measures 3-3/8" x 2". o Made of ground stainless steel.