... Restoring File, Tap, and Die Kit#2 Thread file pitches: 11, 12, 13, 14,16, 18, 20, and 24 threads per inch ... #3 Thread file pitches:9, 10, 12, 16, 20, 27, 28, and 32 threads per inch Taps ... -equipped testing equipment and strong technical force. With a wide range, good quality, reasonable prices and stylish designs, our products are ...