No holes on paper: combine the metal clip with push pin, clip the papers or whatever you are trying to pin without hole.^ Office and home: for holding up your documents, artworks, school projects, photos, notes, papers, ticket stubs, lightweight decoration and to-do-list.^ Wide usage: push pin clips for pining on bulletin boards, cork boards, cubicle walls, memory wall, pin boards and office cubical wall, not for cement wall.^ Clip size: 31 mm/ 1.2 inches, good size for documents, artworks, school projects, photos, notes, A4 paper and to-do-list.^ Material: Made of heavy-duty metal material, sturdy and durable to ensure toughness.Smooth surface.The push pins can be used on tough surfaces without bending pins or falling off.