Klein Tools 44124 Utility Knife Blades, Single Style – Pack of 10

Engineered to cut the most common jobsite materials
Blades stay sharp for consistent, reliable cuts, task after task
Standard utility blades that fit most utility knives
Triple ground cutting edge provides a sharp edge that stays sharp
Designed and sized to fit most standard utility knives
Blades can be reversed to provide two cutting edges for extra life
Heavy-duty steel construction provides toughness that lasts