Liderpapel 02830 No. 0 12mm fasteners, box of 100, are metal fasteners with flexible legs, ideal for holding loose sheets without stapling. The box includes 100 gold-plated brass fasteners with 12mm long bendable legs and a round head, allowing them to pierce and secure pre-punched paper. The flexible metal alloy withstands repeated bending without breaking. Indispensable for filing documents, sample envelopes, schoolwork, and quick binding.