A look at the toolbars inside MechQ. This add-on for AutoCAD, LT and IntelliCAD contains Mechanical, Structural, Piping and HVAC drawing utilities. As well many of the modules support 3D modeling. Be sure to visit https://www.cadavenue.com for more about Mech-Q!
Adding Menus to MechQ manually. Install tips on Mech-Q, a popular plugin for AutoCAD, AutoCAD LT and IntelliCAD. Be sure to visit https://www.cadavenue.com for more about Mech-Q!