Description:Material: Each shelf pin is made of quality iron metal, ensuring a robust and durable solution for supporting shelves in various applications such as cabinets, laminates, and bookcases.Shelf Pins with Sleeve Design: The shelf pins adopt the integrated self-tapping screw design and are very easy to install manually. It uses its own Phillips screw hole that can be screwed in with a screwdriver, making it easy to install and remove. The sleeve prevents slippage and wear, increases holding power and eliminates possible noise.No Drilling: These pegs come with self-tapping screws that allow for easy installation without pre-drilling holes. A simple installation process just tighten it with a screwdriver. Each shelf only requires 4 screws with a non-slip sleeve, which helps to prevent the shelves from slipping, ensuring a secure fit and stability.Application: The versatile shelf support pegs are suitable for various furniture pieces, including closets, lockers, wine coolers, cabinets, room doors, and cabinet doors. Whether you need extra support in your pantry shelving or want to organize your belongings, these shelf pegs will meet your daily needs.Specification:Support rod diameter: 7.4mm/0.3 inchSupport rod length: 13.3mm/0.5 inchThread diameter: 4.4mm/ 0.2 inchThread length:12.2mm/0.5 inchMaterial: IronPackage Content: 24Pcs Screw Shelf Support Pegs and 24 x SleevePackage Content: 24Pcs Screw Shelf Support Pegs and 24 x Sleeve