uxcell Metric M2 Thread Insert Lock Screw Fastener Nylon Hex Nut Black 100pcs Product Name: Hex Nut; Material: Nylon Weight: 7g; Package Content: 100pcs(+/-2%) x Hex Nuts Thread Dia: 1.7mm/ 0.07"; Main Color: Black Thread Size (A): M2; Hex Height (B): 1mm/ 0.04" Hex Width (C): 3.8mm/ 0.15"; Pitch: 0.4mm