Is your current office guillotine not as sharp as it used to be? Perhaps it has been used so many times it isnt cutting as accurately as it used to. Maybe you have never had a need for an A4 guillotine but could do with one now to help you cut paper. You could try…

Office Depot Guillotine. This cutting machine cuts with knives made of stable steel up to 10 sheets with each 70 gsm at once. On the cutting table it has DIN cm and inch division.