1. TIME & MONEY SAVER: External Capacity: 1-1/4″ to 5″ O.D. Eliminates the need for expensive thread-cutting equipment. 2. FUNCTION: Immediately Save, Repair & Bring Damaged Threads Back to life. Quickly restore threads to near original condition. 3. BENEFITS: The die cast alloy V-pad will not damage the threads. V-pads and dies can be replaced when worn out. 4. WHAT YOU GOT: Thread chaser includes 6 dies (No.216884): threads per inch – 4, 5, 6, 7, 7-1/2, 8, 9, 10, 11, 11-1/2, 12, 14, 16, 18, 20 and 24. 5. SATISFACTION GUARANTEE: If you are not satisfied with this products, simply asked money back guarantee with 12 month’s warranty. No worry about buying! Product Description 7402 Universal Outside Thread Chaser Will work on all types of threads with diameters of 1-1/4” to 5” O.D. Reason for buying itDamaged bolt or nut threads can be an annoying, costly problem-unless you have one of our thread chasers.This thread chaser will quickly restore threads to near original condition without the use of expensive thread-cutting equipment. FeatureThe die cast alloy V-pad will not damage the threads.Replaceable V-pads and diesCapacity: 1-1/4″-5″ ODThread chaser standard die set (216884). Includes 6 4-Sided dies, in the sizes listed below: Threads per inch – 4, 5, 6, 7, 7-1/2, 8, 9, 10,11, 11-1/2, 12, 14, 16, 18, 20 and 24. Easy operationSimply tighten the tool slightly on the good threads then back it off over the damaged thread area to restore threads quickly and accurately.