Trapezoidal threaded screw

A threaded screw with a two starts M22x3 trapezoidal thread, you can change the dimensions of the screw if you have the patience to wait for the part calculation (or maybe not, if you have a powerful PC), here is some useful links if you want to make a different thread spindle/screw: TRAPEZOIDAL METRIC: http://mdmetric.com/tech/thddat16.htm http://archive.is/vTbAX http://www.roymech.co.uk/Useful_Tables/Screws/Trapezoidal.html http://archive.is/bLTjq ISO metric screw: http://en.wikipedia.org/wiki/ISO_metric_screw_thread The screw is available in STEP, IGES, Sldprt (2013) and parasolid format. My tutorial to make multiple starts threads: https://grabcad.com/questions/how-to-model-a-two-or-more-thread-starts-in-solidworks