I am a Mechanical Design engineer . I have more than 10 years experience in Mechanical Engineering design, Drawing, draft , Product designing, 3d Modeling  and simulation (stress analysis) for products with SolidWorks & Inventor. 
I offer the following services in this gig. :
 
 2d and 3D Product design
 3D Modelings
 Detailing of drawings.
 STL for 3D Printing and STEP files.
 2D drawings (dxf ) for laser cutting machines.
 convert 2D to 3D  Models
 prototypes
 Sheet metal 
 assembly design
 Design machinable parts
 Production drawings in PDF and dwg format