Binding doesn't get any simpler! The CombBind C340 is ideal for offices with frequent binding needs, combining a punch capacity of up to 25 80gsm sheets with a binding capacity of up to 450 sheets using 51mm spines. It binds A3 portrait, A4 or A5 sizes, includes auto centring, paper separator and a full-width handle to make paper punching smooth and easy. Choose colour coded ProCombs for maximum productivity.- Punch Capacity: 25 Sheets- Binds up to 450 sheets using a 51mm comb.- Document Separator - Divides your pages into punch able quantities- Perfect Pages - The Auto edge feature ensures there are no ugly paper break outs at either edge.- Automatic Centering of Pages - Theauto centeringfeature positions the pages for perfect punching- Easy Access Clippings Tray- Double Handle - For extra power when punching- Quick Starter Guide- Solid construction provides longer life and greater durability. Features Punch holes quantity 21 Format A4/A3/A5 Auto centering Yes Media weight 80 g/m²