About this 3D model

Gears assortedSimple tooth (angle_twist=0);Double helical/herringbone tooth (angle_twist=n);Grub generator - All parametric Number of screws; angle between screws; Size of screws;Very simple to make complex gears:Sample for gear and grub.Sample for gear and groove.Samples gears from 10 teeth to 50 with 5mm hole.Derivation of:Parametric Gear by D1plo1d;Parametric Pulley by droftarts;You can buy the OpenSCAD generator - All parametric.In the site bellow.You can help me to do more things like this.Buy my designs at pinshape:http://pinshape.com/users/27920-jsirgadoThe OpenSCAD file is there, you can change all.