Insert Installation Tool, Compatible External Thread Size 1 1/4 In.-12, 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 1 1/4 In.-12, Compatible Thread Direction Right Hand, Compatible Thread Type Fine, Material Steel, Overall Length 6 7/8 in, System of Measurement Inch, Tool Type Prewinder Type IV, Includes –