Material: Made of 65Mn steel, it is very strong and durable.
Features: The star locking washer with internal teeth adds a spring force between the fastener and the base plate, which will produce greater friction and rotation resistance.
Packing: 205pcs includes 5 sizes: 40pcs-M2,40pcs-M2.5,45pcs-M3,40pcs-M4,40pcs-M5 is equipped with a transparent storage box for easy storage.
Uses: used for shock absorption and insulation of mechanical equipment, furniture, electrical appliances, automobiles and industrial production.
Tips: Our products are of fine workmanship. If you have any problems in use, please contact us in time, and we will deal with them as soon as possible.