Ironton Broad Head Bull Pin - 13in.L x 1 1/4in. Top Dia, 5/16in. Point Dia. Head design reduces chance of pin slipping from hand when aligning holes Angled head and smooth blending of radii increases strength and reduces danger of chipping Broad head design resists mushrooming, providing longer tool life than conventional designs Long, even taper reduces binding and hang-up Made of #45 carbon steel