Swingline Bulk Pack Wirebind Binding Spines - 55 x Sheet Capacity - For Letter 8.50" x 11" Sheet - 32 x Holes - Black - Metal, Wire - 100 / Box
SWI9775008
Take presentations to the next level with high-tech, 32-hole binding spines. 1/4" diameter spines permanently bind up to 55-sheet documents with a professional look. WireBind lets pages lie flat with 360-degree rotations for convenient note-taking and photocopying and permanently binds document. Spines are made of durable metal.