Material- The plastic anchors are very durable and not easy to break, the high-quality drywall self-drilling screw kit is made of high-quality stainless steel, which has corrosion resistance and provides good corrosion resistance in bad environments, such as high temperature, cold weather and high humidity areas. They have superior rust resistance and excellent oxidation resistance, which can ensure a long period of use and extend the screws' service life. Application The board wall fasteners are suitable for installing or hanging various items, benzene board, decorative board, asbestos board, hollow board solid board, etc. for curtain installation, lamp installation, object fixing, cross stitch, picture frame, ornaments, art pendant installation, etc. Play a good fixed role. Product Features-Best quality drywall anchors, pre-drills precise hole in gypsum wall board - no hole preparation required. Which saves trouble. Our expansion tube can be installed easily, which is removable and reusable. STRUCTURE- The plasterboard screw fasteners can prevent the anchor from entering the hole during installation and are suitable for various building materials, such as gypsum board and fiberboard, hollow ceiling and particleboard. The slot in the ribbed anchors expands on two opposite sides when you tighten the screw, increased holding power, anti-rotation structure design of the expansion sleeve, tighten the screw will not be followed. Drilling rotation. 50 sets the plasterboard screw fasteners. Plastic Anchor Plug The size is: 4.8cmx3cm/2x1.18ins, M8 screw size is 5.3cm/2.08in, conventional size and sufficient quantity can meet your different needs. Note: It does not include other things, the color is based on the first picture, and the other pictures only show the effect. Due to the differences between different monitors, the picture may not reflect the actual color of the item. . due to manual measurement. Please allow the deviation. Thank you! becomeveryrich