BSP/BSPP (British Standard Pipe) Tap and Die Set 24 Piece 1/8 to 1
SPLIT DIE SIZES AS UNDER: 1/8" x 28 TPI - 1" OD 1/4" x 19 TPI - 1.1/2" OD 3/8" x 19 TPI - 1.1/2" OD 1/2" x 14 TPI - 2" OD 5/8" x 14 TPI - 2" OD 3/4" x 14 TPI - 2" OD 7/8" - 14, 1" - 11 TPI PLUS FREE THREAD CHART.