toothheight = 1.2;
webthick = 1.8;
height = 7;
pindepth = 10;
nomrad = height/2 - toothheight;
minrad = nomrad - 0.5;
maxrad = nomrad + 0.5;

webgap = 0.4;

toothgap = webthick + webgap*2;

module DoveClipPin() {
  intersection(){
    union(){
      for (m=[0,1]) {
	mirror([0,0,m]) translate([0,0,height/2]) rotate([90,0,0])
	  cylinder($fn=20, r1=minrad, r2=maxrad, h=pindepth);
      }
      translate([-webthick/2, -pindepth, -height/2-1])
	cube([webthick, pindepth, height+2]);
    }
    translate([-maxrad-1, -pindepth-1, -height/2])
      cube([maxrad*2+2, pindepth+2, height]);
  }
}

DoveClipPin();