uxcell Metric M3x0.5mm Stainless Steel Finished Hex Nut Silver Tone 50pcs Product Name : Hex Nut;Female Thread Dia(D ) : M3 Thickness (m) : 2.3mm/ 0.09";Width Across Flats (S) : 5.5mm/0.2" Pitch : 0.5mm/0.02";Material : 304 Stainless Steel Color : Silver Tone;Net Weight : 17g Package Content : 50(+/-2%) x Hex Nuts