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What is a Protractor?

What is a protractor?

Shop for Protractor Sets

Blue, semi-circle, protractor, 180 degree A protractor is an instrument used to measure angles.
Mathematical formula, pen, maths lessons, protractors You may well have used them in your mathematics lessons.
"360 degrees" with a blue arrow looping around in a clockwise direction; angles, 360 degrees, protractors; Angles are measured in degrees. There are 360 degrees in a full circle.
Plastic, semi-circle, protractor, angles Many protractors are a semi-circular shape made from plastic…
Several 180 degree angles; angles, 180 degrees, protractors …and can measure up to 180 degrees.
360 degrees, protractor, angles However, it is possible to buy protractors which measure up to a full 360 degrees.
In construction, protractors can be found as a part of several tools, including:
A red Faithfull combination square set; rule, ruler, blade, square head, centre head, protractor head
  • Combination square sets
A Mitutoyo bevel protractor; angles, protractor
  • Bevel protractors
A protractor and depth gauge; angles, protractor
  • Protractors and depth gauges
 digital angle gauge with an On/Off button and a "Zero" button; angles, liquid crystal display, magnets
  • Digital protractors (and angle gauges)

Wonkee Donkee Tools