Overall Thread Thread+Neck Shank Shank Size of Length of length length length length dia. square square L ℓ ℓn ℓs Ds K ℓk HT OX Hand Taps, Oxided Size Class Code Chamfer L ℓ ℓn ℓs Ds K ℓk No. of Type (for blind hole) Spiral Fluted Taps (inch) (inch) (inch) (inch) (inch) (mm) (mm) flutes TSUNCM2NEX5 5P GH2 TSUNCM2NEXA 1.5P No.12-24UNC 3.15 0.591 0.984 1.929 0.22 0.165 0.281 4 2 TSUNCM3NEX5 5P GH3 (for through hole) Spiral Fluted Taps TSUNCM3NEXA 1.5P TSUNCK2NEX5 5P GH2 TSUNCK2NEXA 1.5P No.12-28UNF 3.15 0.591 0.984 1.929 0.22 0.165 0.281 4 2 TSUNCK3NEX5 5P GH3 TSUNCK3NEXA 1.5P (for through hole) Spiral Pointed Taps TSU04N3NEX5 5P GH3 TSU04N3NEXA 1.5P TSU04N4NEX5 5P 1/4-20UNC GH4 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 TSU04N4NEXA 1.5P TSU04N5NEX5 5P Hand Taps GH5 TSU04N5NEXA 1.5P TSU04K2NEX5 5P GH2 TSU04K2NEXA 1.5P TSU04K3NEX5 5P Carbide Taps Cemented 1/4-28UNF GH3 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 TSU04K3NEXA 1.5P TSU04K4NEX5 5P GH4 TSU04K4NEXA 1.5P TSU05O3NEX5 5P Roll Taps GH3 TSU05O3NEXA 1.5P TSU05O4NEX5 5P 5/16-18UNC GH4 3.543 0.748 1.378 1.831 0.318 0.238 0.375 4 3 TSU05O4NEXA 1.5P TSU05O5NEX5 5P GH5 Simple Inspection Tools Pipe Taps TSU05O5NEXA 1.5P TSU05M3NEX5 5P GH3 TSU05M3NEXA 1.5P 5/16-24UNF 3.543 0.748 1.378 1.831 0.318 0.238 0.375 4 3 TSU05M4NEX5 5P GH4 TSU05M4NEXA 1.5P TSU06P3NEX5 5P GH3 TSU06P3NEXA 1.5P 3/8-16UNC 3.937 0.906 1.535 2.028 0.381 0.286 0.437 4 3 TSU06P5NEX5 5P GH5 TSU06P5NEXA 1.5P Thread Mills TSU06M3NEX5 5P GH3 TSU06M3NEXA 1.5P 3/8-24UNF 3.937 0.906 1.535 2.028 0.381 0.286 0.437 4 3 TSU06M4NEX5 5P GH4 TSU06M4NEXA 1.5P Dies TSU07Q4NEX5 5P GH4 TSU07Q4NEXA 1.5P 7/16-14UNC 3.937 0.906 - 2.008 0.323 0.242 0.406 4 4 TSU07Q5NEX5 5P GH5 TSU07Q5NEXA 1.5P TSU07N3NEX5 5P Center Drills GH3 TSU07N3NEXA 1.5P 7/16-20UNF 3.937 0.906 - 2.008 0.323 0.242 0.406 4 4 TSU07N4NEX5 5P GH4 TSU07N4NEXA 1.5P TSU08R3NEX5 5P Centering Tools GH3 TSU08R3NEXA 1.5P 1/2-13UNC 4.331 1.024 - 2.205 0.367 0.275 0.437 4 4 TSU08R4NEX5 5P GH4 TSU08R4NEXA 1.5P ANSI HT-10 261