Thread Repair Tools

1-1/8 - 7 UNC STI Insert (Available in 3 different lengths)

1-1/4 - 7 UNC STI Insert (Available in 4 different lengths)

1-1/2 - 6 UNC STI Insert (Available in 4 different lengths)

1 - 8 UNC STI Insert (Available in 5 different lengths)

NPT Screw Thread Repair Kits

ST1-8X2.500, 1-8x 2.500 (2.5D) UNC STI Insert

ST1-8X2.000, 1-8x 2.000 (2D) UNC STI Insert

ST1-8X1.500, 1-8x 1.500 (1.5D) UNC STI Insert

ST1-8X1.000, 1-8x 1.000 (1D) UNC STI Insert