Quality Farm Supply has a huge offering of disc blades. As part of this offering, we have a huge selection of notched edge, standard concavity disc blades to meet any need. We offer notched edge disc blades in a range of sizes: 16-inch, 18-inch, 20-inch, 22- inch, 24-inch, 26-inch, 28-inch, 30-inch, 32-inch, and 36-inch. Our notched edge Ingersoll and Osmundson disc harrow blades can meet any need. When it comes time to buy new notched edge disc harrow blades, Quality Farm Supply is your “Go-To Source”.