72 Pcs Sign Standoff Screws Advertising Screws:48 pcs 25x12mm & 24 pcs 19x30mmMaterial: the standoff nail is made of stainless steel, with sturdy construction, will not easy to break and deform, rustproof, scratch-proof and corrosion-resistant, which can serve you for long timeSimple to install: install the plastic expansion tube into the wall and fix the standoff screw with screw, the contact surface between the screw and the product is protected by rubber pad; Warm note: screws require a screwdriver to assist the mounting of the standoff nailsWide applications: our wall standoffs screws are suitable for house, hotel, company, office, supermarkets, store, shops, markets, bedroom, such as glass sign, acrylic sign, acrylic plate, acrylic picture frame indoor and outdoor advertising boards, photo and so onStainless steel screw: the screw was made by stainless steel, strong and durableFeature: each standoff screw has the install screw and expansion screws, easy to install, protects your signs against scratchesSuitable: the wall standoffs screws are good choice for office, supermarkets, shops, markets, such as glass sign, acrylic sign, indoor and outdoor advertising boardscolour:SilverMaterial:stainless steelsize:25x12mm & 19x30mmPackage Contents:72 * Sign holders standoff screws24 * Screws24 * Expansion screws48 * Rubber cushionOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.