Specification Brand : Merit BulletPoint1 : Mandrel mounts cartridge and spiral rolls onto a grinder that accepts a 1/4"-diameter shank BulletPoint2 : Fits cartridge and spiral rolls with a 3/16"-diameter center hole, and is recommended for use with 2"-long rolls for maximum performance BulletPoint3 : Steel provides strength and extended tool life BulletPoint4 : The rubber spindles is seated directly on the drive mandrel BulletPoint5 : 3" diameter - 7,000 BulletPoint6 : The Maximum Safe Speeds listed above are for 1/2" overhang or less (exposed mandrel length). For each additional 1/4" of overhang the Maximum Safe Speed is decreased by at least 20%. CompatibleMaterial : Alloy Steel ExternallyAssignedProductIdentifier : 00662667010831 ExternallyAssignedProductIdentifier1 : 088341812179 ExternallyAssignedProductIdentifier2 : 0088341812179 ExternallyAssignedProductIdentifier3 : 00044861071304 IncludedComponents : 1342 MANDREL IndustryStandardIdentifier : 28849 ItemName : Merit M-17 Cartridge and Spiral Roll Mandrel, 3/16" Pilot Diameter x 1-1/2" Pilot Length, 3-1/2" Overall Length, 1/4" Shank Diameter x 1-1/4" Shank Length ItemPackageDimensions_Height : 0.508 centimeters ItemPackageDimensions_Length : 5.08 centimeters ItemPackageDimensions_Width : 5.08 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : abrasive-mandrels Manufacturer : St. Gobain Abrasives Material : Alloy Steel ModelName : SD-00801604QLX5 ModelNumber : 08834181217 NumberOfItems : 1 PartNumber : 08834181217 ProductDescription : Cratex Wheel Mandrel No. 1342 has a 1/4" Shank and is designed for 1/4" center hole wheels up to 3" diameter by 1/2" thick or less. ProductSiteLaunchDate : 2011-01-14T00:00:01-08:00 Size : 3pcs SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1