50pcs M2 Zinc Plated Self-locking Nylon Insert Hex Lock Nuts

50 Pcs Self-Locking Nylon Nuts & 10 Pcs Ball BearingThread Size:(Female)M2Product Name:Nylon Lock NutsMaterial:Zinc PlatedColour: silverNylon Lock Nuts:Hex head, female threaded inside, metal material, anti-loose hex nut.Used with a machine or cap screw for mechanically joining materials together.Used widely for matching screws or bolts.Made of metal material, full threaded rod.The most economical and most common form of Threaded Rod.Typically used by the plumbing and contracting trades. Used in maintenance departments in various applications.Height:3mm/0.12 inchWidth Across Flats:4mm/0.16 inchWidth Across Corners:4.3mm/0.17 inchBearings:Material: metalmodel: 692 ZZSize: 2 x 6 x 3mm(Inner Diameter x Outer Diameter x Thickness)Bearings reduce friction by providing smooth metal balls or rollers and a smooth inner and outer metal surface for the balls to roll against. These balls or rollers bear the load, allowing the device to spin smoothly.Package Included: 50 x Nylon Lock Nuts10 x BearingsOnly the above package content, other products are not included.Note: Light shooting 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.