BLACK+DECKER Lawn Edger Blade is a high-quality blade designed to fit lawn edgers with a 1/2" round center hole. Although the image may suggest the hole is oval, it is actually ly round to ensure a secure fit. This blade measures 7-1/2" in length and is made from hardened steel, providing durability and long-lasting performance. It comes packaged individually on a card for easy handling and storage. This blade is an i choice for maintaining the efficiency of your lawn edger and achieving clean, precise edging results. Model Number: EB-007AL