I am offering design assistance services in mechanical design for last 25 years. Please see my work on http://www.box.net/mechdesign , http://mechanicaldesignsoftware.blogspot.in/ . I work on site (if required and at extra cost) to give best result with minimum time. I have completed many designing assignment and 2d to 3d drawing conversion projects. I have good speed and also offer English Writing. I have developed mechanical calculation excel worksheet using VBA.