holestrut = 7;
holeedge = 4;
-holeoffx = 0.6;
-holeoffy = 0.3;
+holeoffx = 0.45;
+holeoffy = 0.25;
pegstem = 3.5;
peghead = 10;
peglen = 12;
recessblockwidth = peghead + pegstem*3;
-recessblockheight = peglen + pegstem*1.5;
+recessblockheight = peglen/2 + pegstem*1.5;
pegsloph = 0.5;
pegslopv = 0.5;