Specification:
Packaging: 20 x Hollow Drive Wall Anchor Screws
Material: galvanized carbon steel
Size: 4 x 38mm Durable, rust proof, wear-resistant, durable, and long service life. Easy to install, effortless operation process, spring folding connection can achieve larger wall thickness. You need to drill suitable holes on the substrate insert the hollow wall anchor into the hole, expand the anchor, and complete the installation. The surface is galvanized, sturdy, and durable. These will provide strong support during the installation. It will expand during installation, providing strong load-bearing capacity and safety, and is durable enough to hang items. Widely used in dry walls, hollow blocks, gypsum, and ceramic tiles, suitable for hanging curtain rods, lamps, photo frames, hangers, and power switches.