Kozelo 50pcs Internal Tooth Star Washers - [ M20 x 40mm O.D. ] Quick Speed Star Locking Washers Assortment Kit for Machinery Furniture Car Use | 65Mn Black Oxide Finish

• 1- PACKAGE CONTENTS - Size: M20, Fit Shaft Outer Diameter: 20mm, Outer Diameter: 40mm, Thickness: 2.5mm
• 2- MATERIAL - The internal tooth lock washer is made of 65Mn steel material, black oxidized surface treatment has better corrosion resistance in a dry environment, is not easy to deform or break, is durable and can be used for a long time.
• 3- APPLICATION - Lock washer fasteners are widely used for shock absorption and heat insulation in machinery and equipment, marine applications, furniture, electrical equipment, electronics, household and commercial appliances, automobile, sports equipment, industrial production, maintenance industries, etc.
• 4- EASY TO USE - washers provide spring force between the two attachments and hold the grip shaft securely in place. These push-on washers create a permanent installation and will lock firmly.
• 5- TAKE NOTICE OF - The thickness of the product is relatively thin, be careful when installing, do not use too much force.

APPLICATION Lock washer fasteners are widely used for shock absorption and heat insulation in machinery and equipment, marine applications, furniture, electrical equipment, electronics, household and commercial appliances, automobile, sports equipment, industrial production, maintenance industries, etc. ABOUT THIS PRODUCTS The internal tooth lock washer is made of 65Mn steel material, black oxidized surface treatment has better corrosion resistance in a dry environment, is not easy to deform or break, is durable and can be used for a long time. washers provide spring force between the two attachments and hold the grip shaft securely in place. SPECIFICATION Material: 65Mn Spring Steel Finish: Black Oxide Size: M20 Fit Shaft Outer Diameter: 20mm Outer Diameter: 40mm Thickness: 2.5mmm Package: 50 packs of ing Washer NOTE The thickness of the product is relatively thin, be careful when installing, do not use too much force.