Technical drawing tools

drafting instrument for drawing arcs and multiplying distances

thumb|Drafting pantograph in use thumb|Pantograph used for scaling a picture. The red shape is traced and enlarged. thumb|Pantograph 3d rendering

geometry device used for technical drawing

A planimeter, also known as a platometer, is a measuring instrument used to determine the area of an arbitrary two-dimensional shape.

template made from metal, wood or plastic composed of many different curves; used in manual drafting to draw smooth curves of varying radii

drawing implement

desk used to produce technical drawings and architectural drawings

thumb|Drafting board with a T-square and set square A T-square is a technical drawing instrument used by draftsmen primarily as a guide for drawing horizontal lines on a drafting table. The instrument is named after its resemblance to the letter T, with a long shaft called the "blade" and a short shaft called the "stock" or "head". T-squares are available in a range of sizes, with common lengths being , , , and .

handtools for marking and checking 90° and 45° angles

thumb|right|An ornate 18th century iron straightedge A straightedge or straight edge is a tool used for drawing straight lines, or checking their straightness. If it has equally spaced markings along its length, it is usually called a ruler.

tools and instruments used for accurate and precise manual draughting

thumb|Pierre Gaveaux, 1821, by [[Edme Quenedey (1756–1830) after a physiognotrace]]

Geometry tool

long flexible batten used to produce a fair curve through a set of points

machine used to draw

device for copying images

flexible mason's rule made of lead that could be bent to the curves of a molding, and used to measure or reproduce irregular curves