Internal thread repair tool with 3-3/4 - 4-1/4" capacity

Thread Repair Tool, Compatible External Thread Size 3 3/4 In. to 4 1/4 In., Compatible Insert Diameter Not Applicable, Compatible Insert Length Not Applicable, Compatible Insert Material All Materials, Compatible Insert Style Internal Thread, Compatible Insert Type Not Applicable, Compatible Internal Thread Size 3 3/4 In. to 4 1/4 In., 96mm to 108mm, Compatible Thread Direction Right Hand and Left Hand, Compatible Thread Type Coarse, Extra Fine, Fine, Material Steel, Overall Length 6 7/16 in