Basic Drafting Tools, Equipment and Materials Flashcards
provides a straight working edge necessary for constructing horizontal and vertical lines
Drawing Board
used to construct horizontal lines, base for triangles
T-square
replaces the T-square, moves up and down the drawing surface by means if pulleys and guide rope which keeps it in a parallel position
Parallel Rule
used for drawing vertical lines with the T-square or parallel rule as the horizontal support
Triangles
used to draw angles other than the usual 15 degree increments
Adjustable Triangle
the movable portion of the adjustable triangle is held by a
screw
used to measure and draw angles not divisible by 15 degrees
Protractor
used to reproduce the dimensions of an object in a full, reduced ir enlarged size on a drawing
Metric Scale
used for drawing circles and arcs
Compass
type of compass with needle points on both ends and is used for laying off points or transferring dimensions
Divider
basic instruments used in mechanic drawing
Pencils (Graphite Lead)
precision inking tools, have ink cartridges and can be used for a long time before refilling
Technical pen
used to remove dark heavy lines
Hard rubber eraser
remove light lines and to clean smudges
Soft rubber eraser
removes ink lines
Special ink eraser
