Lesson 19-Drafting Instruments,Supplies & Equipment

A.Drafting Instruments/Tools:
1. T-square-used as a guide in drawing horizontal lines & also a guide for triangles.
2. Triangles-are used to draw vertical & inclined lines.
2 kinds of triangles:
a.) 45 x 45 degree triangle
b.) 30 x 60 degree triangle
3. Triangular Scale-used to reduce or enlarge the size of objects.
4. French Curve-used to draw various irregular curves.
5. Protractor-to layout an angle or arc.
6.Compass-to draw arcs & circles in pencil or in ink.
7. Divider-to divide lines into several equal parts & for transferring measurements.
8.Erasing Shield-it has irregular holes & is made up of metal.It is used to protect the rest of the drawing when making erasures.
9. Pencil Sharpener-to sharpen pencil points.
10. Pens-for letterings & marking lines.
ex. Technical pens(with ink)
Speedball pens
11. Water color brush-comes in various sizes & made out of animal hair.
B. Drafting Materials/Supplies:
1. Eraser-to remove smears or pencil marks.
2. Pencil-are used for marking lines. They come in various grades of hardness & softness.
ex. H-hard
B-soft
HB & F-between soft & hard
3. Double adhesive tape
4. Cartolina
5. Masking tape
6. Oslo paper
7. Thumbtacks
8. White glue
9. Illustration board
10. Sandpaper
11. Scotch tape
12. Tracing paper
13. Linen Cartolina
14. Paste
15. Colored paper
16. Paper clips
17. Ink
C. Drafting Equipment:
1. Drawing table-a table with adjustable top. It is where the drawing paper is fastened.
2. Drawing board-may be placed on top of an ordinary table.