Tapping and Threading

The above picture shows a set of taps which is used to create internal threading. You need to distinguish between them.

Visualizing Multiviews (G12)

The two papers below are called grid papers, what do you notice in each?



                                                                                                                                             

   

                      

 



ISOMETRIC DRAWING (G12 & G11)

(Isometric and 3D object, which one you prefer and why?
                                                                                                                           


 

Wireframe models (G12)

1- Mention the name of each object below.

2- Descibe each one of them.