【High Quality】- Premium zinc self-drilling anchor. No pre-drilling required. 【Package】 50 x self-drilling plasterboard anchors. Dimensions: 13mm x 41mm. 【Applicable scene】 Wide application for hanging picture frames, mirrors, light fixtures, bathroom and kitchen accessories, etc. 【High Performance Driver】 - Self-drilling metal fixings with screws for use on plasterboard or other lightweight boards. It is ideal for drywall. The high-performance metal wall plugs can be used on single or double-thickness plasterboard. 【Easy Installation】 - Insert the fixing point into the plasterboard until the thread of the self-drilling plug enters the board. Maintain pressure on the wall fixing and screw into the plasterboard until the fixing is flush with the plasterboard. Place the screw in position and tighten until you are sure the fixing screw is secure. Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences,