Cassette knife with reinforced steel guides.
Replaceable blades, 3 pcs. are in a plastic cassette that protects the cutting edge of the blades from dulling against the guides.
Standard blades, breakable, blade width 18 mm.
Changing blades without disassembling the knife, simply by moving the spring-loaded blade retainer to the frontmost position. In this case, the tab of the retainer comes out of the hole in the blade and the rest of the blade can be removed from the knife. Then you need to move the retainer to the rear position, the tab of the retainer spring will engage the new blade.
To remove the blade reloading cassette, press the black triangular button on the back of the knife handle and pull out the cassette.
The handle of the knife is plastic with an elastic corrugated pad, does not slip out of the hands. On the back of the knife there is an additional blade retainer - a screw clamp. When cutting dense materials, when a lot of force is applied to the knife, it is necessary to screw the lock.