Product Description
High-quality material: These Chicago screws are made of high-quality carbon steel, advanced nickel plating, and a stable and dense oxide film on the surface, dont come loose which is durable and anti-rust.
Durable and easy to bind:The finish on these Chicago buttons are very nice for being ran off as high production items. The finish is excellent, the screw heads are nicely chamfered (tapered off), the slots are low profile and have a professional appearance, can be easy to remove and install. You can add or subtract as much paper as you like.