Protractor

Description

• Standard commercial school issue
• 128mm square.
• 0-360 scale on outside edge with reverse 360-0 scale adjacent
• Location letters N.E., S.E., S.W., and N.W on corners.
• With aeronautical symbol cut-outs of a square, circle and triangle
• Centre drilled for location and gridded in squares of 13mm(4nm).
• Supplied in a self-sealing clear plastic case