25 Pcs Wing Nuts Screw: 20Pcs Wing Nuts Butterfly Nuts & 5Pcs Wing Head Screw Bolts100% New and high qualityFixing component, industrial and construction fastenersYou can tighten these a little better than the regular oval head screws with the extra wide wingsColor: SilverButterfly Nuts:Size (Thread Diameter * Thread Pitch): M3*0.5mmWing Nuts, Butterfly NutsMaterial: A2/70 (304) Stainless steelWing Screw:Product Name: Wing ScrewMaterial: 304 Stainless SteelOverall Size: 33 * 20 * 10mm/ 1.3 inch * 0.8 inch * 0.4 inch(L*W*T)Thread Size: M5 * 20mmPackage Contents:20pcs * Butterfly Nuts5pcs * Wing ScrewOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.