Alternatively you could use Designspark Mechanical, draw a 2D surface and t= hen=20 just pull it out to the height/depth you want it (click on the surface and = pull=20 with the mouse or type in a measurement for the height/depth) and you got a= 3D=20 model. Designspark Mechanical is free and based on SpaceClaim. /Ruben > > In order of learning curve and features ( for Windows , OS X and Linux= ) > > easy- Inkscape , FreeCAD middling - OpenSCAD harder - Blender >=20 > The only one I'd heard of beforehand was Blender, which he advised me > not to tackle head-on >=20 > I'll have a go with Inkscape then >=20 > Joe=20 >=20 =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D Ruben J=F6nsson AB Liros Electronic Box 9124, 200 39 Malm=F6, Sweden TEL INT +46 40142078 FAX INT +46 40947388 ruben@pp.sbbs.se =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .