V. 01 Openscad $fn=360; difference(){ union(){ translate([0,0,0.1])cylinder(h=70,d1=70,d2=10); translate([16,3.2,37]) rotate([0,-24,45]) cube([5,20,70],center=true);} union(){ cylinder(h=60,d=17); cylinder(h=55,d=21); cylinder(h=50,d=26); cylinder(h=42,d=33); cylinder(h=32,d=42);