Spiral Fluted Tap Series Overall Chamfer + Thread Thread+Neck Shank Shank Size of Length of length full thread length length length dia. square square L ℓt ℓ ℓn ℓs Ds K ℓk SP Spiral Fluted Taps Spiral Fluted Taps (for blind hole) Size Class Code Chamfer L ℓt ℓ ℓn ℓs Ds K ℓk No. of Type Stock (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes 3/4-16UNF 2B SMU12PXNEB 2.5P 110 - 14 - 56 14 11 14 4 5 ● 7/8-9UNC 2B SGU14WXNEB 2.5P 140 - 20 - 71 18 14.5 17 4 6 ● 7/8-14UNF 2B SMU14QXNEB 2.5P 125 - 20 - 64 18 14.5 17 4 5 ● Spiral Fluted Taps (for through hole) 1-8UNC 2B SGU16XXNEB 2.5P 160 - 25 - 82 18 14.5 17 4 6 ● 1-12UNF 2B SMU16SXNEB 2.5P 140 - 18 - 71 18 14.5 17 4 5 ● 1 1/8-7UNC 2B SGU18YXNEB 2.5P 180 - 30 - 92 22 18 21 4 6 1 1/8-12UNF 2B SMU18SXNEB 2.5P 150 - 20 - 77 22 18 21 4 5 Spiral Pointed Taps (for through hole) 1 1/4-7UNC 2B SGU20YXNEB 2.5P 180 - 30 - 92 22 18 21 4 6 1 1/4-12UNF 2B SMU20SXNEB 2.5P 150 - 20 - 77 22 18 21 4 5 1 3/8-6UNC 2B SGU22ZXNEB 2.5P 200 - 40 - 102 28 20 23 4 6 1 3/8-12UNF 2B SMU22SXNEB 2.5P 170 - 20 - 87 28 20 23 4 5 1 1/2-6UNC 2B SGU24ZXNEB 2.5P 200 - 40 - 102 32 24 27 4 6 Hand Taps 1 1/2-12UNF 2B SMU24SXNEB 2.5P 170 - 20 - 87 32 24 27 4 5 1 3/4-5UNC 2B SGU287XNEB 2.5P 220 - 45 - 112 36 29 32 4 6 1 3/4-12UN 2B SMU28SXNEB 2.5P 180 - 20 - 92 36 29 32 4 5 Size Class Code Chamfer L ℓt ℓ ℓn ℓs Ds K ℓk No. of Type Stock Cemented Carbide Taps (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes For G Threads G1/16-28 - SVG0010NEB 2.5P 90 - 12 - 46 6 4.9 8 3 7 G1/8-28 - SVG0020NEB 2.5P 90 - 12 - 46 7 5.5 8 3 7 ● G1/4-19 - SVG0040NEB 2.5P 100 - 14 - 51 11 9 12 3 7 ● Roll Taps G3/8-19 - SVG0060NEB 2.5P 100 - 14 - 51 12 9 12 3 7 ● G1/2-14 - SVG0080NEB 2.5P 125 - 18 - 64 16 12 15 4 7 ● G3/4-14 - SVG0120NEB 2.5P 140 - 20 - 71 20 16 19 4 7 ● G7/8-14 - SVG0140NEB 2.5P 150 - 20 - 77 22 18 21 4 7 Special Thread Taps Simple Inspection Tools G1-11 - SVG0160NEB 2.5P 160 - 20 - 82 25 20 23 4 7 ● G1 1/8-11 - SVG0180NEB 2.5P 170 - 20 - 87 28 22 25 4 7 G1 1/4-11 - SVG0200NEB 2.5P 170 - 20 - 87 32 24 27 4 7 G1 1/2-11 - SVG0240NEB 2.5P 190 - 25 - 97 36 29 32 4 7 Pipe Taps Thread Mills Dies Center Drills Centering Tools DIN SP-5 56