28" x 9 mm Notched Disc Blade Sq 1 1/2" & Rd 1 5/8" Baldan Brazil28" x 9 mm Notched Disc Blade Baldan Brazil Square 1 1 2" & Round 1 5 8" Center Hole This 28 inch x 9 mm notched disc blade from Baldan Brazil is crafted from high carbon steel (HC) to deliver superior strength and durability for demanding tillage operations. The notched edge design improves soil penetration and residue cutting, making it ideal for replacing worn blades on a wide range of harrows. Key Features of 28" Notched Disc Blade HC Steel Blade