uxcell Internal Tooth Star Washers M4 x 12mm 65Mn Black Oxide Finish Push on Lock Washer Locking Clips Fastener 5 Points 100pcs-Fast Shipping

Description

[SIZE] – M4; Outer Diameter: 12mm; 5 Points Inner Hole

[MATERIAL] – Made of 65Mn Spring Steel, Black Oxide Finished, Anti-corrosion and Durable

[EASY to INSTALL] – The thickness of the product is relatively thin, be careful when installing, do not use too much force

[FEATURE] – A Lock washer exerts a spring force between the fasteners head and the substrate to create more friction and resistance to rotation.

[APPLICATIONS] – Widely used in product maintenance, such as Wheels, ect.