SmartTool Digital Protractors

The PRO 360 and PRO 3600 are high performance, angle measurement tools that are sold exclusively through our network of industrial distributors. Both units have a One Year Limited Warranty, CE Certification and National Stock Numbers.* These state-of-the-art, angle measurement tools have features such as "Hold" which lets you to store the last reading taken with a touch of a button. They also have "Alternate Reference" (Alt Zero) which allows you to electronically zero the reading anywhere within the protractor's 360° range. The PRO 3600, in addition to higher resolution (0.01°), has an RS-232 port so you can output the angle measurement data to a computer. Both protractors can be easily fitted with an available, magnetic base or an array of custom attachments.


  • Driveline Measurement
  • Racecar wing & chassis adjustment
  • Wheel alignment
  • Frame straightening


  • Control surface rigging
  • Prop adjustment
  • Fire control elevation
  • Rotor angle measurement
  • Aircraft leveling


  • Machine tool set up
  • Lathe and mill alignment
  • Quality Assurance verification


  • Range of motion measurement
Models National Stock Number (NSN)
PRO 360 #5220012512120
PRO 3600 #5210014180671