详情 • Precision dies restore threads to their original conditions. • Eliminates the need for expensive thread cutting equipment . • Tighten the tool slightly on the good threads ,then back off over the damaged thread area to restore the threads. • Capacity: mm 1.0, 1.25, 1.5, 1.75, 2.0, 2.5, 3, 3.5 inch 24, 20, 18, 16, 14, 12, 11-1/2, 11, 10 , 9, 8, 7-1/2, 7, 6, 5, 4 • Capacity: from 1 1/4" to 5" O.D.