Specification Brand : uxcell BulletPoint1 : [Cone Cup Washers] The counterbore Dia of the cone cup washer is 10mm/0.39", and the total size is 17.7x6x7mm/0.7x0.24x0.28inch(OD*ID*T). The package includes 20 pcs washers, which is sufficient to meet daily needs. Please select the correct size washers for your application. BulletPoint2 : [Material] Made of aluminum alloy, the cone cup washer has a smooth surface without burrs, has anti-rust and anti-corrosion properties, is high in strength, is durable, not easy to deform, and can be used for a long time. BulletPoint3 : [Features] The washers have an anodized surface treatment for higher corrosion resistance and durability. They can hide not good-looking holes created by drill bits for a clean, decorative appearance. BulletPoint4 : [Easy to Install] The cone cup washer is easy to install so that it sits properly between the screw head and the surface of the object being fastened, then tighten the screw to hold the washer in place. BulletPoint5 : [Wide Application] Cone cup washers are used in a variety of applications including construction, machinery, automotive, and other industries. They can also be used to fasten metal, plastic, wood, or other materials. Color : Silver ExteriorFinish : Aluminum ExternallyAssignedProductIdentifier1 : 5018341314262 ExternallyAssignedProductIdentifier2 : 05018341314262 ExternallyAssignedProductIdentifier3 : 00663126003715 GpsrSafetyAttestation : 1 ItemName : uxcell M6 Cone Cup Countersunk Washers, 20 Pcs Anodized Aluminum Gaskets Cup Head Washer Gasket, Cup Screw Counterbore Gasket for Mechanical Accessories Parts, Silver ItemPackageDimensions_Height : 14 centimeters ItemPackageDimensions_Length : 1.7 centimeters ItemPackageDimensions_Width : 10 centimeters ItemPackageQuantity : 20 ItemTypeKeyword : cup-washers Manufacturer : uxcell Material : Aluminum MetalType : Aluminum ModelNumber : 31426 NumberOfItems : 20 NumberOfPieces : 20 PartNumber : f24041600ux4091 ProductDescription : Description: [Material] Made of aluminum alloy, the cone cup washer has a smooth surface without burrs, has anti-rust and anti-corrosion properties, is high in strength, is durable, not easy to deform, and can be used for a long time. [Features] The washers have an anodized surface treatment for higher corrosion resistance and durability. They can hide not good-looking holes created by drill bits for a clean, decorative appearance. [Easy to Install] The cone cup washer is easy to install so that it sits properly between the screw head and the surface of the object being fastened, then tighten the screw to hold the washer in place. [Wide Application] Cone cup washers are used in a variety of applications including construction, machinery, automotive, and other industries, and can also be used to fasten metal, plastic, wood, or other materials.