Specification Brand : Cubitron BulletPoint1 : Allows you to extend spindle length to adjust or align the position of the abrasive work surface BulletPoint2 : Adjusts spindle length for a variety of applications and conditions BulletPoint3 : Use with a backstand, bench grinder, benchtop or inline sander BulletPoint4 : Compatible with 5/8-11 threads BulletPoint5 : Extender Adapter allows mounting of 1 inch Scotch-Brite 8 inch Radial Bristle Brushes Color : Siver Tone ConstructionType : Coated ExternallyAssignedProductIdentifier : 30048011301342 ExternallyAssignedProductIdentifier1 : 700836137641 ExternallyAssignedProductIdentifier2 : 0700836137641 ExternallyAssignedProductIdentifier3 : 00700836137641 ItemName : 3M Spindle Extender Adapter 6 in Brush 30134, 2 in x 1/2 in x 1 in, 4 per inner 40 per case ItemPackageDimensions_Height : 19.4 centimeters ItemPackageDimensions_Length : 2.4 centimeters ItemPackageDimensions_Width : 9.7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : abrasive-dressing-tools Manufacturer : 3M Material : metal, diamond ModelNumber : 30134 NumberOfItems : 4 PartNumber : 048011301341 ProductDescription : This is a common trimmer of the grinding wheel of your grinding machine.