Scope of delivery: This set contains 20 sets, each of which contains four pieces: stopper, copper ring and rubber ring. High quality material, rustproof and durable. Gaskets are made of premium copper and plastic soft rubber. Plastic soft rubber has grip and slip resistance. Bold: This mirror nail uses thick screws that make it durable and not easy to deform and break. Its appearance is spiral, and it has strong adhesion to the object and is not easy to loosen. Easy to install: drill holes in the gl, install the soft plastic washer and the copper washer, tighten the screws, and finally install the stainless steel screw cap. Wide range of uses: These decorative caps are widely used in mirrors, coffee tables, bathroom panels , cabinets, GL panels and other furniture made of wood or glass. Features: Made of copper, corrosion resistant, does not rust . Mirror screw covers can fix and decorate mirrors neatly, create a more elegant look. < p> Each screw is equipped with a thick rubber ring, which has the function of non-slip tightening. Widely used in mirrors, coffee tables, bath panels, cabinets, glass panels and other wooden or glass furniture. Features: Material: copper Color: gold (washers) + silver (screws and caps). Cap dimensions size: 14 x 5 mm Washer/ring size: 9 mm. Screw dimensions: 24 x 8 mm Contents: 20 decorative caps. 20 screws. 20 washers. Note: These are small items, please keep them away from children.