Jam Free, Hassle Free, Mess Free! The Mercury™ REX1023 features Jam Free technology with continuous sensing, shredding up to 12 sheets (80gsm) into P-3 (4x50mm) cross cut pieces. It has a 23 litre bin that can hold up to 210 shredded A4 sheets in handy recyclable bags. Featuring Mercury™ Jam Free technology, Shreds up to 12 sheets in one pass (80gsm), Shreds staples, paper clips, and credit cards, 23L bin capacity, Easy to use controls. .