Olfa 9616 Rounded Tip Safety Blades, 50 pack (RSKB-2/50B)

You can't be too careful when working with knives. That's why these OLFA® safety blades have rounded corners. The blades fit SK-4, SK-6 and SK-9 safety knives and the UTC-1 utility knife. Good For: Use in commercial, industrial, retail and distribution facilities. Cuts corrugated and packaging materials, shrink wrap, plastic, film, strapping and more.