31:17

Mechanical Drawing | Create Counterbore & Countersink in AutoCAD

28:06

AutoCAD 3D - Globe Valve (body) Tutorial

17:04

Hex nuts and Bolts in Autocad 3D

8:45

Autocad 3D, how to drawing bolt

5:40

Revolve and shell command in Autocad

7:56

Nut and Bolt Design in Autocad

24:18

Autocad Tutorial | How to Design Helical Bevel Gear using Autocad

5:53

AutoCAD - Flange with internal thread | Design of flange on AutoCAD