Avery Office Trimmer. Unique and patented design. Highly portable and easy to store - ideal for in the office or on the move. Self-sharpening stainless steel blade is fully enclosed ensuring high operator safety. Made from aluminium for strength and reduced weight. Clear markings for easy paper alignment. Smooth accurate cutting action. Paper Size: A3. Table Area: 603x232mm. Cutting Length: 425mm. Sheet Capacity (80gsm): 12.