REMOVES 2X MORE MATERIAL: RazorTOOTH saw technology; 18” blade is ideal for cutting branches up to 9-10” in diameter MAXIMUM SHARPNESS: Each tooth is triple-ground, providing multi-faceted angles to maximize efficiency of cuts and removal of wood UNBEATABLE STRENGTH: High carbon Japanese SK5 steel blade provides exceptional hardness EXTREME DURABILITY: Impulse-hardened teeth and a heat-treated blade make it last season after season SMOOTH ACTION: Chrome finish coat provides Smooth cutting action and blade resilience