Do it 9mm 13-Pt Snap-Off Knife Blades, 5 Pk are designed to fit most standard snap knives, ing exceptional sharpness and durability. These ultra-sharp, blackened carbon blades provide a cutting edge that is significantly sharper than standard blades, making your cutting tasks easier and more efficient. The blades feature 13 snap-off points, allowing you to quickly expose a fresh, sharp blade tip using the convenient blade snapper feature on compatible knives. Crafted from high carbon steel, these blades combine strength and precision for reliable performance in a variety of applications. Model Number: SNB-DIB