Feature: Made of high-quality materials, durable, firm and has a long service life. Has high hardness, not easy to get rust and deformed, anti-corrosion and anri-abrasion. Five-star Shaped Head Thread Clamping Screws, suitable for industry use. Various sizes and types(M6/M8) optional, to meet your various needs. Clamping Screws only, other accessories demo in the picture is not included Specifications: Item Type: Clamping Screws Material: plastic+metal Size: (Optional) screw thread diameter: 6mm/0.2in, 8mm/0.3in length: 16mm/0.6in, 20mm/0.7in, 25mm/0.9in, 30mm/1.1in, 35mm/1.3in, 40mm/1.5in Color: Black+Silver Optional Type: M6-16, M6-20, M6-25, M6-30, M6-35, M6-40, M8-16, M8-20, M8-25, M8-30, M8-35, M8-40 Quantity: 10 PCS Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package Includes: 10 x Clamping Screws When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it