Working Gage, Steel, 3/8-16, Stanley Engineered Fastening, Mfr#: 3688-6

Thread Gauge, Compatible External Thread Size 3/8 In.-16, 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 3/8 In.-16, Compatible Thread Direction Right Hand, Compatible Thread Type Coarse, Material Steel, Overall Length 4 1/2 in, System of Measurement Inch, Tool Type Thread Gauge, Includes –