5 Pcs Hex Head Nut 6mm x 20mm Thread Solid Brass Screw Bolts w Washers Product Name : Hex Screw Nut Washer Set;Design : 1 Nut, 2 Washers;Material : Solid Brass Color : Gold Tone;Thread Dia. : 6mm/ 0.23" Thread Length : 20mm/ 0.78";Nut Size : 10 x 4mm/ 0.39" x 0.16" (D*T) Each Gasket Size : 12 x 1mm/ 0.47" x 0.04" (D*T);Total Length : 24mm/ 0.94" Weight : 45g;Package Content : 5 x Hex Screw Nut Washer Set