M3 Nyloc Nuts (Pack of 50)

• Thread: M3 • Insert: Nylon Ring • Vibration Proof,Unlike standard nuts, these have a nylon ring that grips the screw thread. Essential for robots because vibrations will loosen standard nuts within minutes.It's commonly used in Vibration Proofing, Note:Hard to tighten by hand.Possible Alternative Product is Standard Hex Nut