Specification Brand : GROOVE 'N TURN Label : Kaiser Tool Company, Inc. Manufacturer : Kaiser Tool Company, Inc. MaterialType : Heat treated, Premium Tool Steel Model : Large series NumberOfItems : 1 PartNumber : LR5806 ProductGroup : BISS Basic ProductTypeName : CUTTING_TOOLS Publisher : Kaiser Tool Company, Inc. SmallImage_Height : 50 SmallImage_URL : https://m.media-amazon.com/images/I/31JyULLjsPL._SL75_.jpg SmallImage_Width : 75 Studio : Kaiser Tool Company, Inc. Title : THINBIT LR5806 5/8 inch Diameter, Round Internal toolholder. Reversible for Left or Right Hand Orientation. Use with Grooving, Turning, chamfering and Threading Inserts.