Specification Brand : Naniwa Chosera BulletPoint1 : Custom made by Jende Industries, LLC. BulletPoint2 : Fits all Edge Pro Apex and Pro Models, but also work well as travel stones and slip stones. BulletPoint3 : 1" x 6" x 5mm mounted a standard 3mm thick aluminum edge pro blank. BulletPoint4 : Uses water as a lubricant. BulletPoint5 : Best for edge profiling and repairs. Color : Dark Blue ExternallyAssignedProductIdentifier1 : 852848005125 ExternallyAssignedProductIdentifier2 : 0852848005125 GpsrSafetyAttestation : 1 ItemName : Chosera 600 Edge Pro Stone, 1"x6" x 5mm with Aluminum Mounting ItemPackageDimensions_Height : 2.286 centimeters ItemPackageDimensions_Length : 7.366 centimeters ItemPackageDimensions_Width : 19.05 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : sharpening-stones Material : Aluminum ModelName : Naniwa Chosera 4" x 1" x 0.25" ModelNumber : 600 Chosera EP Stone NumberOfItems : 1 PartNumber : EP Chosera 600 ProductDescription : Jende Industries, LLC pioneered the use of accessory stones for the Edge Pro. ProductSiteLaunchDate : 2014-02-09T11:14:22.402Z Size : 1" x 6" x ~5mm SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 52151600