Black Stainless Steel Nylon Lock Nut M2 M2.5 M3 M4 M5 M6 M8 M10 M12 M14 M16
8mm(M8) /10mm(M10) /12mm(M12)/14mm(M14) /16mm(M16). /1.0mm(M6) 1.25mm(M8) /1.5mm(M10) /1.75mm(M12)/2.0mm(M14) /2.0mm(M16). 2mm(M2) /2.5mm(M2.5) /3mm(M3) / 3.5mm (M3.5) / 4mm(M4) /5mm(M5) /6mm(M6). 0.4mm(M2) /0.45mm(M2.5) /0.5mm(M3) /0.6mm (M3.5) / 0.7mm(M4) /0.8mm(M5).