10 pieces high quality Snap-off blades in dispenser, blade width of 9mm and thickness of 0.38mm. The dispenser is easy to snap-off blades and store them without cutting yourselfs. It has one room where the new blades are stored and an spare room to safely store used dull blades. The extra room for dull blades has a slot in which you can snap-off the blade without using the end cap or your hands.These spare blades are for every snap-off cutters that use AB 9mm blades.