Product Name: Mirror Screw Nail; Material: Metal, PlasticWeight: 53g; Package Content: 20 x Mirror Screw Nails,20 x ScrewsOverall Size: Combined: 24 x 20mm/ 0.94" x 0.8"(L*Head.D)Main Color: Silver Tone, Black, BlueScrew Diameter: 3.5mm/ 0.14"Can fix and decorate mirrors greatly, create more elegant look.Used widely in mirrors, tea tables, wardrobes or other glass furnitures.