Extrusion?

[img]http://i1097.photobucket.com/albums/g357/princejan7/scan0009-1_zps0bf2930a.jpg[/img]

hi i was just wondering how to make that bit appear as if it was naturally extruded from the U clamp?

All I was able to do was place a plane and then extrude the block from that, but it looks too simple, and doesn't look like .

an extrusion; it just looks like a block was placed on top.


Also, how do you show center lines and hidden lines on solidworks drawings?

thanks

SolidworksParts And Features