④ Hand Tap Series Overall length L Thread length ℓ Thread + Neck ℓn length Shank length ℓs Shank dia. Ds Size of square K Length of square ℓk ANSI HT Hand Taps L ℓ ℓn ℓs Ds K ℓk No. of TYPE Size Class Code Chamfer Spiral Fluted Taps (for blind hole) (inch) (inch) (inch) (inch) (inch) (inch) (inch) flutes ① No.12-24UNC GH3 TSUNCM3NEB5 5P 3.15 0.591 0.984 1.953 0.22 0.165 0.281 4 2 No.12-24UNC GH3 TSUNCM3NEBA 1.5P 3.15 0.591 0.984 1.953 0.22 0.165 0.281 4 2 No.12-28UNF GH2 TSUNCK2NEB5 5P 3.15 0.591 0.984 1.953 0.22 0.165 0.281 4 2 No.12-28UNF GH2 TSUNCK2NEBA 1.5P 3.15 0.591 0.984 1.953 0.22 0.165 0.281 4 2 Spiral Fluted Taps (for through hole) No.12-28UNF GH3 TSUNCK3NEB5 5P 3.15 0.591 0.984 1.953 0.22 0.165 0.281 4 2 ② No.12-28UNF GH3 TSUNCK3NEBA 1.5P 3.15 0.591 0.984 1.953 0.22 0.165 0.281 4 2 1/4-20UNC GH3 TSU04N3NEB5 5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 1/4-20UNC GH3 TSU04N3NEBA 1.5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 1/4-20UNC GH4 TSU04N4NEB5 5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 Spiral Pointed Taps (for through hole) ③ 1/4-20UNC GH4 TSU04N4NEBA 1.5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 1/4-20UNC GH5 TSU04N5NEB5 5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 1/4-20UNC GH5 TSU04N5NEBA 1.5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 1/4-28UNF GH2 TSU04K2NEB5 5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 1/4-28UNF Hand Taps GH2 TSU04K2NEBA 1.5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 ④ 1/4-28UNF GH3 TSU04K3NEB5 5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 1/4-28UNF GH3 TSU04K3NEBA 1.5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 1/4-28UNF GH4 TSU04K4NEB5 5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 1/4-28UNF GH4 TSU04K4NEBA 1.5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 4 2 Cemented Carbide Taps 5/16-18UNC GH3 TSU05O3NEB5 5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 4 3 ⑤ 5/16-18UNC GH3 TSU05O3NEBA 1.5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 4 3 5/16-18UNC GH4 TSU05O4NEB5 5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 4 3 5/16-18UNC GH4 TSU05O4NEBA 1.5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 4 3 5/16-18UNC GH5 TSU05O5NEB5 5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 4 3 Roll Taps 5/16-18UNC ⑥ GH5 TSU05O5NEBA 1.5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 4 3 5/16-24UNF GH3 TSU05M3NEB5 5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 4 3 5/16-24UNF GH3 TSU05M3NEBA 1.5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 4 3 5/16-24UNF GH4 TSU05M4NEB5 5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 4 3 5/16-24UNF GH4 TSU05M4NEBA 1.5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 4 3 Special Thread Taps Simple Inspection Tools ⑦ 3/8-16UNC GH3 TSU06P3NEB5 5P 3.937 0.906 1.535 2.028 0.381 0.286 0.437 4 3 3/8-16UNC GH3 TSU06P3NEBA 1.5P 3.937 0.906 1.535 2.028 0.381 0.286 0.437 4 3 3/8-16UNC GH5 TSU06P5NEB5 5P 3.937 0.906 1.535 2.028 0.381 0.286 0.437 4 3 3/8-16UNC GH5 TSU06P5NEBA 1.5P 3.937 0.906 1.535 2.028 0.381 0.286 0.437 4 3 Pipe Taps 3/8-24UNF GH3 TSU06M3NEB5 5P 3.937 0.906 1.535 2.028 0.381 0.286 0.437 4 3 ⑧ 3/8-24UNF GH3 TSU06M3NEBA 1.5P 3.937 0.906 1.535 2.028 0.381 0.286 0.437 4 3 3/8-24UNF GH4 TSU06M4NEB5 5P 3.937 0.906 1.535 2.028 0.381 0.286 0.437 4 3 3/8-24UNF GH4 TSU06M4NEBA 1.5P 3.937 0.906 1.535 2.028 0.381 0.286 0.437 4 3 7/16-14UNC GH4 TSU07Q4NEB5 5P 3.937 0.906 - 2.008 0.323 0.242 0.406 4 5 Thread Mills Premium Thread Mills 7/16-14UNC GH4 TSU07Q4NEBA 1.5P 3.937 0.906 - 2.008 0.323 0.242 0.406 4 5 ⑨ 7/16-14UNC GH5 TSU07Q5NEB5 5P 3.937 0.906 - 2.008 0.323 0.242 0.406 4 5 7/16-14UNC GH5 TSU07Q5NEBA 1.5P 3.937 0.906 - 2.008 0.323 0.242 0.406 4 5 7/16-20UNF GH3 TSU07N3NEB5 5P 3.937 0.906 - 2.008 0.323 0.242 0.406 4 5 7/16-20UNF GH3 TSU07N3NEBA 1.5P 3.937 0.906 - 2.008 0.323 0.242 0.406 4 5 Dies ⑩ 7/16-20UNF GH4 TSU07N4NEB5 5P 3.937 0.906 - 2.008 0.323 0.242 0.406 4 5 7/16-20UNF GH4 TSU07N4NEBA 1.5P 3.937 0.906 - 2.008 0.323 0.242 0.406 4 5 1/2-13UNC GH3 TSU08R3NEB5 5P 4.331 1.024 - 2.205 0.367 0.275 0.437 4 5 1/2-13UNC GH3 TSU08R3NEBA 1.5P 4.331 1.024 - 2.205 0.367 0.275 0.437 4 5 1/2-13UNC GH4 TSU08R4NEB5 5P 4.331 1.024 - 2.205 0.367 0.275 0.437 4 5 Center Drills Centering Tools ⑪ 1/2-13UNC GH4 TSU08R4NEBA 1.5P 4.331 1.024 - 2.205 0.367 0.275 0.437 4 5 1/2-13UNC GH5 TSU08R5NEB5 5P 4.331 1.024 - 2.205 0.367 0.275 0.437 4 5 1/2-13UNC GH5 TSU08R5NEBA 1.5P 4.331 1.024 - 2.205 0.367 0.275 0.437 4 5 ANSI ④-35 ※ This product is different from JIS products in shape and dimensions, please be careful when using.