Material: Metal Brand: Number Of Pieces: 100 Made Of Nickel Plated Metal, Rust-Resistant, Smooth Steel Head, Sharp Steel Points,, Packaged In Reusable Metal Containers. Head Diameter: 0.4Inch/10Mm; Pin Length: 0.3Inch/8Mm. Sharp Steel Points Design Will Fasten Securely And Easily Inserted Into Rough Surfaces Such As Cork Boards, Bulletin Boards, Notice Boards, Marking Maps, Posters And More. These Small Drawing Pins Are Suitable For Keeping Notes Or Reminders Organized On The Cork Board, Marking Location On Maps And So On. Suitable For Cork Board, Bulletin Board, Drywall, Posters, Photos, Memos, Hanging Posters, Marking Maps, Craft Decoration Furniture Decorating And More. Perfect Thumb Tacks Pins For Home, Classroom, Office And Dormitory Use. Great For Diy Craft Projects.