difference()
{
    //Base
    translate([0,10,0])
        {
        cube([5,20,3]);
        }
   //Cutout
    translate([-3,20,-18])
    {
        rotate([0,90,0])
        {
        cylinder(20,20,20);
        }

    }
    //Hole
        translate([2.5,20,0])
     {
         cylinder(10,1.5,1.5);
     }
}
//Stick
cylinder(50,1.5,.5);