High-quality replacement blade cassette with perforation cut for the Leitz Precision Office rotary trimmer (product numbers 90270000 & 90280000), which effortlessly cuts up to 5 sheets of A4 paper (80 g/m²) quickly and precisely. The rotating circular blade is enclosed in a plastic cassette, making it suitable for daily use at home, in the office, or in the classroom. It can be replaced quickly and easily by dropping the cassette into the ergonomically shaped cutting head. Cassettes for straight and wave cuts are also available. With this rotating replacement circular blade made of steel, you can be assured that your high-quality paper cutter will deliver precise cuts for many years. The wavy blade is ideal for use in the office or for intricate crafting projects. Suitable for simultaneously cutting up to 5 sheets of paper (80 g/m²). The rotating circular blade is safely enclosed in a plastic cassette. Quick and easy replacement by inserting the cassette into the ergonomically shaped cutting head. Made from ground steel for durability and longevity.