1.Self-Drilling Anchors Screws:The self-drilling drywall anchors are made of galvanized carbon steel material, which is strong. Compared with traditional plastic anchors, this anchor and screw kit does not require drilling holes in the wall, and will not leave holes after use, avoiding any damage to the wall 2.Expansion Design:Our anchors feature a unique expansion design, including ribbed anchors and tapered tips.When the screws are tightened, the anchors expand in two opposite directions, maximizing support and ensuring a secure connection to the wall.Hang your items on them with confidence 3.No Pre-Drilling Required:Simplify your projects with our self-drilling drywall anchors. With their innovative design, you no longer have to worry about pre-drilling holes. Simply insert the anchor, tighten the screws, and you're done.Whether it's a TV, bike, cabinet, or other heavy object, our anchors can handle it with ease 4.EXPANSION DESIGN:When the screws are tightened, the splits of the ribbed anchors expand in opposite directions, enhancing the holding force. The serrated design on both sides further enhances the hanging capacity of the metal anchors, with a maximum load capacity of up to 66 pounds