Spiral Fluted Taps (for blind hole)Spiral Fluted Taps(for through hole)Spiral Pointed Taps(for through hole)Hand TapsCementedCarbide TapsRoll TapsSpecial Thread TapsSimple Inspection ToolsPipe TapsThread MillsPremium Thread MillsDiesCenter DrillsCentering Tools Overall Thread Shank Size of Length oflengthlengthdia.squaresquareLℓDsKℓk⑤ ANSI Size Class Code Chamfer L (inch) ℓ(inch) Ds(inch) K(inch) ℓk(inch) No. offlutes TYPEM8 × 1.25D5Y700111.5P2.7181.1250.3180.2380.37544 ① M8 × 1 D5 Y70008 4P 2.718 1.125 0.318 0.238 0.375 4 4 M8 × 1 D5 Y70009 1.5P 2.718 1.125 0.318 0.238 0.375 4 4 M10 × 1.5 D6 Y70014 4P 2.937 1.25 0.381 0.286 0.437 4 4 M10 × 1.5 D6 Y70015 1.5P 2.937 1.25 0.381 0.286 0.437 4 4 ② M10 × 1.25 D5 Y70012 4P 2.937 1.25 0.381 0.286 0.437 4 4 M10 × 1.25 D5 Y70013 1.5P 2.937 1.25 0.381 0.286 0.437 4 4 M12 × 1.75 D6 Y70020 4P 3.375 1.656 0.367 0.275 0.437 4 5 M12 × 1.75 D6 Y70021 1.5P 3.375 1.656 0.367 0.275 0.437 4 5 M12 × 1.5 D6 Y70018 4P 3.375 1.656 0.367 0.275 0.437 4 5 ③ M12 × 1.25 D5 Y70016 4P 3.375 1.656 0.367 0.275 0.437 4 5 M12 × 1.25 D5 Y70017 1.5P 3.375 1.656 0.367 0.275 0.437 4 5 M14 × 2 D7 Y70024 4P 3.593 1.656 0.429 0.322 0.5 4 5 M14 × 2 D7 Y70025 1.5P 3.593 1.656 0.429 0.322 0.5 4 5 M14 × 1.5 D6 Y70022 4P 3.593 1.656 0.429 0.322 0.5 4 5 ④ M16 × 2 D7 Y70028 4P 3.812 1.812 0.48 0.36 0.562 4 5 M16 × 2 D7 Y70029 1.5P 3.812 1.812 0.48 0.36 0.562 4 5 M16 × 1.5 D6 Y70026 4P 3.812 1.812 0.48 0.36 0.562 4 5 M16 × 1.5 D6 Y70027 1.5P 3.812 1.812 0.48 0.36 0.562 4 5For Unified Threads ⑤ No.10-24UNC GH3 Y83806 4P 2.375 0.875 0.194 0.152 0.25 4 2 No.10-24UNC GH3 Y83807 1.5P 2.375 0.875 0.194 0.152 0.25 4 2 No.10-32UNF GH3 Y83808 4P 2.375 0.875 0.194 0.152 0.25 4 2 No.10-32UNF GH3 Y83809 1.5P 2.375 0.875 0.194 0.152 0.25 4 2 ⑥ 1/4-20UNC GH3 Y83810 4P 2.5 1 0.255 0.191 0.312 4 3 1/4-20UNC GH3 Y83811 1.5P 2.5 1 0.255 0.191 0.312 4 3 1/4-20UNC GH5 Y83860 4P 2.5 1 0.255 0.191 0.312 4 3 1/4-20UNC GH5 Y83861 1.5P 2.5 1 0.255 0.191 0.312 4 3 1/4-28UNF GH3 Y83812 4P 2.5 1 0.255 0.191 0.312 4 3 ⑦ 1/4-28UNF GH3 Y83813 1.5P 2.5 1 0.255 0.191 0.312 4 3 1/4-28UNF GH5 Y83862 4P 2.5 1 0.255 0.191 0.312 4 3 1/4-28UNF GH5 Y83863 1.5P 2.5 1 0.255 0.191 0.312 4 3 5/16-18UNC GH3 Y83814 4P 2.718 1.125 0.318 0.238 0.375 4 4 5/16-18UNC GH3 Y83815 1.5P 2.718 1.125 0.318 0.238 0.375 4 4 ⑧ 5/16-18UNC GH5 Y83864 4P 2.718 1.125 0.318 0.238 0.375 4 4 5/16-18UNC GH5 Y83865 1.5P 2.718 1.125 0.318 0.238 0.375 4 4 5/16-24UNF GH3 Y83816 4P 2.718 1.125 0.318 0.238 0.375 4 4 5/16-24UNF GH3 Y83817 1.5P 2.718 1.125 0.318 0.238 0.375 4 45/16-24UNFGH5Y838664P2.7181.1250.3180.2380.37544 ⑨ 5/16-24UNF GH5 Y83867 1.5P 2.718 1.125 0.318 0.238 0.375 4 4 3/8-16UNC GH3 Y83818 4P 2.937 1.25 0.381 0.286 0.437 4 4 3/8-16UNC GH3 Y83819 1.5P 2.937 1.25 0.381 0.286 0.437 4 4 3/8-16UNC GH5 Y83868 4P 2.937 1.25 0.381 0.286 0.437 4 4 ⑩ 3/8-16UNC GH5 Y83869 1.5P 2.937 1.25 0.381 0.286 0.437 4 4 3/8-24UNF GH3 Y83820 4P 2.937 1.25 0.381 0.286 0.437 4 4 3/8-24UNF GH3 Y83821 1.5P 2.937 1.25 0.381 0.286 0.437 4 4 3/8-24UNF GH5 Y83870 4P 2.937 1.25 0.381 0.286 0.437 4 4 3/8-24UNF GH5 Y83871 1.5P 2.937 1.25 0.381 0.286 0.437 4 4 ⑪ 7/16-14UNC GH3 Y83822 4P 3.156 1.437 0.323 0.242 0.406 4 5 7/16-14UNC GH3 Y83823 1.5P 3.156 1.437 0.323 0.242 0.406 4 5 ANSI ※ This product is different from JIS products in shape and dimensions, please be careful when using. ⑤-16