I make a 2D drawings and 3D drawing by help of AutoCAD and CATIA v5 software. I do good drawing too. I maked a some mechanical models like Piston, Car model, Truck model, pipe, hoo...
I use to Solidworks Cad design professionally. I know surface,profile, 3D design from 2D drawings etc. about Solidworks.
I'm professional about design checking fixture, welding fix...