20pcs Wire Thread Inserts 1/4-20 UNC 2D 12.8mm Helical Threaded Sleeve

20pcs Wire Thread Inserts 1/4-28 UNF 1D 6.4mm Helical Threaded Sleeve

20pcs Wire Thread Inserts 1/4-28 UNF 1.5D 9.6mm Helical Threaded Sleeve

20pcs Wire Thread Inserts 1/4-28 UNF 3D 19.2mm Helical Threaded Sleeve

20pcs Wire Thread Inserts 1/4-28 UNF 2.5D 16mm Helical Threaded Sleeve

20pcs Wire Thread Inserts 4#-40 UNC 2D 5.8mm Helical Threaded Sleeve

20pcs Wire Thread Inserts 8#-32 UNC 2D 8.4mm Helical Threaded Sleeve

20pcs Wire Thread Inserts 1/4-28 UNF 3D Helical Threaded Sleeve Thread Repair