OK for quick CAD work I prefer Sketchup and Sketchup Pro with Layout creates a 2D space for your drawings. One of the best things about Sketchup is it's user base. Huge right !
Here are 6 Ways to Build Models Faster
6 WAYS TO BUILD MODELS FASTER
Last edit: 5 years 3 months ago by DigitalTeacher.
I LIKE CHEAP OR FREE SOFTWARE THAT ARE SUPPORTED WITH UPGRADES AND HAVE A LARGE USER BASE:
Blender is a free and open-source 3D computer graphics software product used for creating animated films, visual effects, interactive 3D applications or video games. Blender's features include 3D modeling, UV unwrapping, texturing, rigging and skinning, fluid and smoke simulation, particle simulation, soft body simulation, animating, match moving, camera tracking, rendering, video editing and compositing. It also features a built-in game engine.