1、ROUNDED HEAD DESIGN: Bull binder clamps are designed with a unique rounded head to avoid paper damage and protect the integrity of the documents. 2、FIRM AND RELIABLE: Bull binder paper clips are firm and reliable, no need to worry about the papers falling out, not easy to loosen in long term use. 3、METAL MATERIAL: File clamps are made of metal, not easy to deform and rust, durable and can be used for a long time. 4、WIDE USE: File clamps can be used for office, study and other kinds of ticket clips, test paper clips, sealing clips and other various life scenarios. 5、HANGABLE DESIGN: Metal hinge clip file clamps have holes at the top for hanging, more convenient to use. Item Type: Metal Hinge Clips Material: Metal Size: Approx. 25 x 22mm / 1.0 x 0.87in 8 x Metal Hinge Clips 1 x Plastic Case