Specification Brand : GROOVE 'N TURN HandOrientation : Left Hand Label : Kaiser Tool Company, Inc. Manufacturer : Kaiser Tool Company, Inc. MaterialType : Heat treated, Premium Tool Steel Model : LGSF NumberOfItems : 1 PartNumber : LGSF12R ProductGroup : BISS Basic ProductTypeName : CUTTING_TOOLS Publisher : Kaiser Tool Company, Inc. SmallImage_Height : 44 SmallImage_URL : https://m.media-amazon.com/images/I/318X08hqS+L._SL75_.jpg SmallImage_Width : 75 Studio : Kaiser Tool Company, Inc. Title : THINBIT LGSF12R 1/2 inch, Right Hand or Left Hand Orientation, 90 Degree toolholder. Use with Grooving, face Grooving, Threading and Parting Inserts.