1、With 50Pcs: Including 50pcs cap nut in total, the large quantity will satisfy your various work needs. 2、Cap Nut Set: Accurate thread ensures firm fixing with extra stability, which is also not easy to slip. 3、Broad Using: Can be flexibly applied in repairing, vehicle, machine, equipment and so on, very useful. 4、Good Material: Adopting A2-70 stainless steel, rustproof, very sturdy and durable for long term using. 5、Easy to Install: Light in weight and compact in size, the nut fastener can be conveniently installed. 50 x M8 Cap Nut Item Type: Cap NutProduct Material: A2-70 Stainless SteelProduct Standard: DIN1587 Product Model Thread Diameter (Approx.) Pitch (Approx.) Nut Height (Approx.) Wrench Size (Approx.) M3 3mm / 0.12in 0.7mm / 0.03in 7mm / 0.28in 5.5mm / 0.22in M4 4mm / 0.16in 0.8mm / 0.03in 8mm / 0.31in 7mm / 0.28in M5 5mm / 0.2in 1.0mm / 0.04in 10mm / 0.39in 8mm / 0.31in M6 6mm / 0.24in 1.0mm / 0.04in 12mm / 0.47in 10mm / 0.39in M8 8mm / 0.31in 1.25mm / 0.05in 15mm / 0.59in 13mm / 0.51in M10 10mm / 0.39in 1.50mm / 0.06in 18mm / 0.71in 17mm / 0.67in M12 12mm / 0.47in 1.75mm / 0.07in 22mm / 0.87in 19mm / 0.75in