Insert Installation Tool, Compatible External Thread Size M12-1.25, Compatible Insert Diameter Not Applicable, Compatible Insert Length Not Applicable, Compatible Insert Material Not Applicable, Compatible Insert Style Tanged, Compatible Insert Type Helical Inserts, Compatible Internal Thread Size M12, Compatible Thread Direction Right Hand, Compatible Thread Type Fine, Material Steel, Overall Length 4 1/4 in, System of Measurement Metric, Tool Type Prewinder Type AM, Includes –