The Trend DAF8 Digital Angle Finder has a large LCD display with digital readout to allow easy reading of angles It calculates angles from 0-220° and up to 360° when the locking knob is removed Ideal for measuring internal and external angles quickly The angle finder has a large aluminium stock for stability and accuracy and a robust yet lightweight aluminium construction butt The 50mm wide blade with locking function has a dual metricimperial scale and a 90° angle check on the end of the blade The angle finder is easy to operate with 3 buttons - onoff hold and zeroABS When used in ABS mode the readout always reads correctly In addition it has a spirit level vial Resolution 005° 3 minutes Measuring range 00°-2200° Accuracy 015°