Feature:1. Stainless steel material provides high strength and good durability, anti-rust and imitation corrosion, can be used in harsh environments2. Accurate cutting and production, to meet the requirements of various machines and equipment3. There are many specifications of M3 M4 M5 M6 M8 M10 to choose from4. The boxed method makes storage and carrying more convenient5. Using healthy materials,, and non-pollutingSpecification:Item Type: Internal Serrated WasherMaterial: Stainless steelSpecification:Internal Serrated lock Washer M3 (100PCS)Internal Serrated lock Washer M4 (50PCS)Internal Serrated lock Washer M5 (50PCS)Internal Serrated lock Washer M6 (50PCS)Internal Serrated lock WasherM8 (25PCS)Internal Serrated lock Washer M10 (25PCS) Bearing Clamp (Bearing Retaining Ring):The bearing clip, also known as the bearing clip retaining ring, is a type of movement that moves the hole on the grooved shaft to fix the parts. The inner diameter of this type of retaining ring is slightly smaller than the inner diameter of the assembly shaft. When installing, you must use circlip pliers, insert the pliers mouth into the pliers hole of the retaining ring, and expand the retaining ring to put it into the pre-machined shaft groove.Package List:100 X Internal Serrated lock Washer M350 X Internal Serrated lock Washer M450 X Internal Serrated lock Washer M550 X Internal Serrated lock Washer M625 X Internal Serrated lock WasherM825 X Internal Serrated lock Washer M10