General Tools 824 Digital Angle Detector

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This Digital Protractor provides relative and absolute measurements as well as zero setting to any position. Extra LCD is convenient to read. Small and light, it is real easy to be carried and used.
SKU: 42990098
MFG: 824
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The Digital Angle Detectors 4 Button is used for measuring any angle such as to set blade angles on lathes, miter, band, table, chop and circular saws. It’s compact and lightweight and is ideal for a multiple of construction applications. A magnetic base allows for the unit to be attached to metal surfaces such as to a saw blade to ensure the proper bevel angle.


  • Accurately sets blade angles on lathes, miter, band, table, chop and circular saws
  • Easily adjust the saw blade angles to any angle you want
  • Strong magnets hidden inside the bottom of the device securely attaches the 824 to saw blades
  • Displayed value always shows right side up, whether the unit is upside down or not
  • Arrow sign indicates the rotating direction
  • 0.1 resolution with 180 measuring range
  • Power source: (2) CR2032 batteries included
WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, go to


MFR: 824
SKU: 42990098
UPC: 038728023070
Brand: General Tools
Weight: 1.0 lb