Zexum High Quality Nickel Plated M3.5X50 are Full, Single Thread with Slotted, Raised Head Socket & Switch Screws. These are the perfect screws to replace those found in standard electrical sockets and are ideal for fixing a wide range of switches, sockets, wall plates and pattresses. These screws are sold in packs of 10, 50, or 100, allowing DIY enthusiasts or industry professionals to meet their needs with a high quality & essential product.