Specification Brand : Liquid Fungi BulletPoint1 : fit's a 1/2 inch hole perfectly BulletPoint2 : autoclave and pressure cooker safe BulletPoint3 : industrial grade thick red rubber BulletPoint4 : lasts through repeated use BulletPoint5 : Dimensions in accordance with NBS specifications Color : Red CompatibleGrooveDiameter : 0.5 inches CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier1 : 310003800980 ExternallyAssignedProductIdentifier2 : 0310003800980 ItemName : Red Heavy Duty Self Healing Injection Ports (20) ItemPackageDimensions_Height : 14.5034 centimeters ItemPackageDimensions_Length : 3.0988 centimeters ItemPackageDimensions_Width : 7.8994 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : science-lab-rubber-stoppers Manufacturer : Liquid Fungi Material : red rubber ModelNumber : 145283 NumberOfItems : 20 NumberOfPieces : 20 PartNumber : 145283 ProductDescription : Heavy duty self healing injection ports made from high grade red rubber. They are large and extra thick autoclavable rubber stoppers, which last ten times as long as any other we have used. They stand up remarkably to repeated sterilization runs in the autoclave or pressure cooker. Use a 1/2 inch drill bit to make holes for these. ProductSiteLaunchDate : 2021-01-19T17:23:37.547Z Size : 1/2 Inch Style : PACK OF 3 SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 3