M2 Zinc Plated Nylock Nylon Insert Hex Lock Nuts Black 50pcs

1.Hex head female threaded inside metal material anti-loose hex nut. 2.Used with a machine or cap screw for mechanically joining materials together. 3.Used widely for matching screws or bolts. Package Contents: 50(+/-2%)Pcs x Nylon Lock Nuts Only the above package content other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.