Genuine Extru-Lite magnesium for longevity and strength 30% lighter than aluminum lutes Standard teeth for raking and moving materials Smooth side of head for finishing Connects to handle with T-Lute Bracket Replacement Head fits 36″ Kraft Tool Mag Asphalt Lute with T-Lute Bracket (GG836F, GG836F-6, and GG836F-9) Blade Head Only