ANhovno Adjustable Feet Levelers with Rubber Floor Protectors 20 Set, not only for furniture height adjustment but also for floor protection. Leveling Feet for Furniture Size: T-Nut Diameter: 3/8” Screw Diameter: 1/4"Screw length: 0.79"Base height: 0.4"Height adjustment: 0.5” to 1” Heavy Duty Levelers Application CarpetsHardwood FloorCeramic Tile FloorMarble Floor Rubber Furniture Pads 3M Adhesive DesignHigh density, high stabilityFloor protection Widely Used Screw in rubber feet for furniture, perfect for USA furniture with wooden legs such as tables, cabinets, chairs, couches, beds, desks, and so on. Friendly to All Kinds of Floor High density rubber pads help: protect your floor from being scratched when you move your furniture; reduce noise, avoid bothering your neighbors;reduce friction, save your energy.