uxcell M2.5x35mm Thread Button Head Hex Socket Cap Screw Bolt 30pcs Drive Type: Hex Socket; Head Style: Socket Button Head; Material: 10.9 Alloy Steel Package Content: 30pcs x Button Head Screws; Product Name: Button Head Screws; Thread Size: (Male)M2.5x35mm/0.1"x1.4"(D*L) Weight: 34g; Main Color: Black; Thread Pitch: 0.45mm Total Length: 38mm/1.5"; Head Diameter: 4.5mm/0.18" Hex Socket Width: 2mm/0.08"; Head Height(Approx): 2mm/0.08"