Gatco's GTC40021 Replacement Tips are the perfect solution for restoring the functionality of your GTC40001 knife. These precision-engineered tips provide a sharp, durable cutting edge that effortlessly slices through tough materials. As vital components of your Gatco knife, these tips ensure you can continue enjoying the exceptional performance and reliability that has made Gatco knives the choice of professionals for years to come. Carbide replacement tips for Edgemate Carbide Sharpener (GTC40001). Bulk packed.