uxcell M3x16mm Hex Socket Head Knurled Cap Screws Bolts Nuts Set 50Pcs Drive Type: Hex Socket; Head Style: Socket Cap Head; Material: Stainless Steel Package Content: 50(+/-2%)Sets x Hex Socket Cap Screws; Product Name: Hex Socket Cap Screws; Thread Size: M3x16mm/0.12"x0.63"(D*L) Weight: 73g; Fastener Type: Socket Screw; Main Color: Silver Tone Thread Pitch: 0.5mm; Total Length: 17mm/0.67"; Head Size: 5x3mm/0.2"x0.12"(D*H) Hex Nut Size: 5x2mm/0.2"x0.08"(W*T); Hex Socket Size: 3mm/0.12"