10Pcs Self Drilling Anchors Screws Expansion Screws Set Drywall Anchor Kit Suitable for Gypsum Board Feature: Expanding Hold: Self Drilling Anchors Screws would expand when you screw the screw in, increasing its holding power. Serrated on both sides to make the metal anchors easy to install. High-Quality ScrewSelf Drilling Anchors Screws are made of carbon steel and zinc-plated processed, our drywall anchors are durable to use. Wide Compatibility: Self Drilling Anchors Screws are best to use on 1/4 inch, 3/8 inch, 1/2 inch, or 5/8 inch gypsum wallboard, Plasterboard, wallboard, sheetrock, and gypsum panel. Easy to Use: Whats more, they can be easily removed for reuse and no big hole left in the wall. No hole or drilling is required. DESCRIPTION: Easy to install Save your time and energy Unique serrated designed for enhancing holding power Product Type: Drywall Anchors Material: Carbon Steel, Zinc plated Color: As picture show Package Including: 10Pcs Drywall Self-Drilling