Mechanical Drafting Mechanical drafting is a refined style of drawing in which the pencil or pen is guided by devices such as t-squares, parallel rules, straightedges, compasses, triangles, and French curves (Figure 2).... Download fundamentals of drawing textbook or read online here in PDF or EPUB. Please click button to get fundamentals of drawing textbook book now. All books are in clear copy here, and all files are secure so don't worry about it.