Thread Tap set UNC 1/2-13 Bohrcraft 41041100012 1+2+3

Thread Tap set UNC 1/4-20 Bohrcraft 41041100014 1+2+3

Thread Tap Set UNC 3/8-16 Bohrcraft 41041100038 1+2+3

Thread tap set UNC 5/16-18 Bohrcraft 41041100516 1+2+3

Thread tap set UNC 7/16-14 Bohrcraft 41041100716 1+2+3