1233890 is a drop-in anchor from Bossard. It is suitable for concrete and masonry, and is ideal for anchoring into thin panels. It is made from zinc-plated steel for increased corrosion resistance. It is removable and reusable, and can be installed quickly and easily. The anchor is 50mm long with a diameter of 8mm, and has a countersunk head for a flush finish. The anchor can hold in a variety of materials, including wood, metal, plastic, and drywall. It is designed with an expansion sleeve that expands as it is tightened, providing secure holding power. It is available in quantities of 20, 50, or 100.