Description: 1.Internal tooth starlock washers exert a spring force between the fasteners head and the substrate, which maintains the washer hard against the substrate, these push nuts can be used as a kind of automobile fasteners. 2.High Power LED, saving power,very low heat generating. 3.Low consumption, high brightness. 4.Widely used in machinery equipment, industrial production of shock absorption and insulation,can meet your different needs in daily life. 5.65Mn Spring Steel has high durability and resistance to under heavy loads. 6.Swallowing risk, please keep them away from little kids!
Specification: Material: 65Mn Spring Steel Bore Diameter: 20mm/0.79inch Outer Diameter: 40mm/1.57 inch Washer Type: Star Lock Washer, Internal-Tooth Exterior Finish: Black Oxide