//Bri Sci Fest coil nail support 2nd dec 2019 //ca. 1 hour print time on Ormerod //square base difference () { translate ([0,0,0]) cube([30,40,50]); //screw switch support translate ([10,-1,25]) cube([10,80,30]); //bolt hole I translate ([15,5,-1]) cylinder (h=50, r=1.7, $fn=30); //bolt hole II translate ([15,35,-1]) cylinder (h=50, r=1.7, $fn=30); //nail shaft hole translate ([-5,20,37]) rotate ([0,90,0]) cylinder (h=50, r=3, $fn=30); //nail fixing screw I translate ([-5,20,37]) rotate ([0,90,0]) cylinder (h=50, r=1.7, $fn=30); //nail fixing screw I translate ([5,20,37]) cylinder (h=50, r=1.7, $fn=30); //nail fixing screw I translate ([25,20,37]) cylinder (h=50, r=1.7, $fn=30); }