M4 Hexagon Head Insert Lock Screw Fastener Nylon Hex Nuts 100pcs Product Name: Hex Nut; Material: Nylon Weight: 14g; Package Content: 100pcs(+/-2%) x Hex Nuts Thread Dia: 3.6mm/ 0.14"; Main Color: Off White Thread Size (A): M4; Hex Height (B): 3.2mm/ 0.13" Hex Width (C): 7.2mm/ 0.28"; Pitch: 0.7mm