This book provides a comprehensive introduction to computer-aided drawing and drafting, focusing on the use of digital tools in design and engineering. It covers fundamental concepts such as geometric construction, technical drawing standards, and graphical representation. The text explores the use of computer-aided design (CAD) software for creating precise 2D and 3D models. It also discusses drafting techniques, dimensioning, and visualization methods used in engineering, architecture, and product design. Emphasis is placed on developing practical skills through examples and exercises. Modern advancements in digital design tools and their applications are also highlighted. By combining theoretical knowledge with practical training, the book serves as a valuable resource for students and professionals in technical and design fields.