A compass, also commonly known as a pair of compasses, is a technical drawing instrument that can be used for inscribing circles or arcs. As dividers , it can also be used as a tool to mark out distances, in particular, on maps .

Dreyoo 6.56 ft Rotape Tape Measure Compass with 10 Pencil Leads, Measure Beam Compass for Drawing Circles and Lines, Retractable Circle Drawing Tool with Tape Measure

A measuring compass can have two different types of legs. One type is the adjustable leg that supports a needle, and another is a steady, immovable leg that serves for adjustments in drawing circles. A screw on a hinge also holds those two legs in position.

Dreyoo 6.56 ft Rotape Tape Measure Compass with 10 Pencil Leads, Measure Beam Compass for Drawing Circles and Lines, Fixable Button Circle Drawing Tool with Tape Measure

A compass is a tool that is used for geometric constructions like circles, arcs, line bisectors, and angle bisector. It can also be used to determine the midpoints, solve problems geometry-based problems, and for measuring precise distances on a map.

Compass, divider, and caliper are basically instruments that have two legs pivoted to each other at the top and are concerned with small-distance measurement or transfer. The compass and divider have straight legs; the caliper has curved legs.

The most accurate way to set a compass is to mark the dimension of the radius with a light construction line and set the compass to the mark. A quality compass is required to do precision work. When performing geometric constructions, it is essential that the compass remain set to an exact distance, so a compass with a positive locking feature ...

2020年6月11日 · Whether you are trying to draw perfect circles or achieve precise measurements in your drafting projects, you need a reliable instrument that will stay in place and allow you to work efficiently....

Choose from our selection of wide range tape measure compasses, large-diameter layout compasses, expandable beam compasses, and more. In stock and ready to ship.