Insert Installation Tool, Compatible External Thread Size 5/16 In.-18, Compatible Insert Diameter 5/16 in, Compatible Insert Length 5/16 in, 15/32 in, 5/8 in, 25/32 in, 15/16 in, Compatible Insert Material 18-8 Stainless Steel, Compatible Insert Style Tanged, Compatible Insert Type Helical Inserts, Compatible Internal Thread Size 5/16 In.-18, Compatible Thread Direction Right Hand, Compatible Thread Type Coarse, Material Plastic, Overall Length 8 in, System of Measurement Inch