QTY. 1. MANUFACTURE 6 PIECE TAP SET

QTY. 1. UNKNOWN MANUFACTURE 6 PIECE TAP SET 1) ¼" -18 NPT 1) 3/8" -18 NPT 1) ½" -14 NPT 1) ¾" -14 NPT 1) 1" -11 ½" NPT 1) 1 ¼" -11 ½" NPT. EXAMPLE A PIPE THREAD WITH A NOMINAL INSIDE DIAMETER OF 1/2 INCH AND 14 THREADS TO THE INCH IN WOODEN BOX.