Features: Make of stainless steel, rustproof, waterproof and anticorrosion. Suitable for indoor and outdoor. These stainless steel eyelet screws are strong and easy to screw in with a pilot hole. Designs with self-tapping screws that quickly penetrate the wood surfaces and secure themselves to it. Quick to install. These screw eyes are very easily to install, Screw into wall, wood, drywall, PVC, for light applications, small items, gadget. Suitable for hanging clothesline, outdoor lamp, rope cord, string light, wall art, kitchen tool, and other indoor/outdoor projects. Specifications: Materials: 304 Stainless Steel Length: About 52mm/2.05inch Package Includes: 20pcs/set Stainless Steel Eyes Screw note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.