Thread Gauge, Compatible External Thread Size M6-1.00, Compatible Insert Diameter Not Applicable, Compatible Insert Length Not Applicable, Compatible Insert Material Not Applicable, Compatible Insert Style Tanged, Tangless, Compatible Insert Type Helical Inserts, Compatible Internal Thread Size M6, Compatible Thread Direction Right Hand, Compatible Thread Type Coarse, Material Steel, Overall Length 4 in, System of Measurement Metric, Tool Type Thread Gauge, Includes -, Series Heli-Coil