What is it?An internal tooth locking washer is a vibration-proof fastener component in most mechanical equipment, featuring inward-pointing teeth that bite into both the bolt head and mounting surface. Primarily used in industrial, automotive, and machinery applications to offer fixing, supporting and damping functions.What will I get?Internal Tooth Locking WashersSize: M12 x 25 x 2.5 mm / 0.47 x 0.98 x 0.1 inch (ID x OD x Thickness);Material: 65 Manganese Steel;Style: Flipped Edge;In the package of: 110pcs x Push on Retaining Locking Star WasherAre there any advantages of this product?Compared with traditional gaskets, the inward teeth of star locking washers can better bite into both the fastener head and mounting surface, creating prevailing torque to resist easily loosening due to frequent vibrations.
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