Thread Repair Tool, Compatible External Thread Size 11/16 In. to 13/16 In., Compatible Insert Diameter Not Applicable, Compatible Insert Length Not Applicable, Compatible Insert Material All Materials, Compatible Insert Style Internal Thread, Compatible Insert Type Not Applicable, Compatible Internal Thread Size 11/16 In. to 13/16 In., 16mm to 20mm, Compatible Thread Direction Right Hand and Left Hand, Compatible Thread Type Coarse, Extra Fine, Fine, Material Steel, Overall Length 4 3/8 in. This item has been restricted from sale in the following state (s): []