Features: Make of stainless steel, rust and corrosions resistant, ensuring long term use. Double layer cushioning pad, effective nonslip and shockproof, cushioning fixed fit without slipping. Adjusting screw length to clamp glass/acrylic of different thicknesses. These Screws have complete accessories, convenient and beautiful installation, and can be used in a variety of scenes, suitable for glass, doorplates, billboards, posters. Not limited to billboards fixation, it can also be used for the installation of decorative items such as picture frames. Specifications: Component: Stainless Steel Length Option: 40mm/50mm/60mm/70mm/80mm/90mm/100mm/110mm Diameter: 12mm/0.47inch Clamp ranges: 1-9mm/0.04-0.35inch Package Includes: 10Pcs Glass Fasteners note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.