Digital Protractor - Level Type (490 Series)

Level-type digital protractor. This protractor provides an immediate digital reading of any angle in a full circle with 0°-90°-0°-90°-0° readings. The aluminum frame provides rigidity and light weight with a precise platform; it allows the sensor and its microprocessor circuit to provide high accuracy throughout the entire 360° range. Button function: On/Off, Zero, Hold. Four 90° quadrants for display purposes. Calibrates in minutes without any special fixtures. HOLD button for freezing a reading in an unreadable position. ABS/ZERO button allows 2 measuring modes, Standard and Alternate Reference. V-grooves on top and bottom for use on curved surfaces. Angle displayed upright regardless of protractor position. Item #490-16-2 comes with a magnet on base, which is helpful for fixing to special fixtures.