// details in arcs FN=40; // a bit thicker lines for dimensions DIM_LINE_WIDTH = 1; // plank dimensions // best to err on the too thick side, thats easier to correct with a plane plankthick = 19; // depends on the bird you're making the nestbox for // 28 = blue tit (pimpelmees) // 32 = great tit (koolmees) holediameter = 32; // used to lock the hinging side picturehookdiameter = 3; lockplay = 1; // keyhole to hang the nest box keyholediameter = 6; keyholeslotwidth = 3; keyholeslotlength = 15; // roof overhang overhang = 40; // cutout size for drainage drainage = 10; // for a cuttingplan we need to know the kerf the blade will make bladewidth = 2.8; // should not need to touch these values bottomtohole = 195; nestwidth = 120;