It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Mechanical Drafting Technology: Web Resources
The Mechanical Drafting Technology curriculum prepares technicians to produce drawings of mechanical parts, components of mechanical systems, and mechanisms, CAD and the importance of technically correct drawings and designs based on current standards.
ADDA is the Premier Professional Organization for Drafters - Designers - Engineers - Architects - Illustrators - Graphics Artist Digital Technicians - Digital Imaging - Visual Communications & Multimedia