The Pro-Angle 6” Stainless Steel Digital Protractor from General Tools quickly calculates angles by swinging open the 6” stainless steel pivoting arm, which can be locked in any position. The display’s “hold” function means you can flip the protractor upside down and read the measurement of an angle in any plane with accuracy to 0.1 degree and 0.05 degree resoution within a 0.00 to 180 degree range. The Pro-Angle Digital Protractor has a list price of $39.96.
