Overall length L Thread length ℓ Thread + Neck ℓn length Shank length ℓs Shank dia. Ds Size of square K Length of square ℓk ③ ANSI 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 M10 × 1 D5 PS010M5NEX 5P 3.937 0.906 1.535 2.126 0.381 0.286 0.437 3 3 M10 × 0.75 D4 PS010J4NEX 5P 3.937 0.512 1.535 2.126 0.381 0.286 0.437 3 4 M11 × 1.5 D6 PS011O6NEX 5P 3.937 0.906 - 2.008 0.323 0.242 0.406 3 5 M12 × 1.75 D6 PS012P6NEX 5P 4.331 1.024 - 2.205 0.367 0.275 0.437 3 5 Spiral Fluted Taps (for through hole) M12 × 1.5 D6 PS012O6NEX 5P 4.331 1.024 - 2.205 0.367 0.275 0.437 3 5 ② M12 × 1.25 D6 PS012N6NEX 5P 4.331 1.024 - 2.205 0.367 0.275 0.437 3 5 M12 × 1 D5 PS012M5NEX 5P 4.331 1.024 - 2.205 0.367 0.275 0.437 3 5 M14 × 2 D7 PS014Q7NEX 5P 4.331 1.024 - 2.205 0.429 0.322 0.5 3 5 M14 × 1.5 D6 PS014O6NEX 5P 4.331 1.024 - 2.205 0.429 0.322 0.5 3 5 Spiral Pointed Taps (for through hole) ③ M14 × 1.25 D6 PS014N6NEX 5P 4.331 1.024 - 2.205 0.429 0.322 0.5 3 5 M14 × 1 D5 PS014M5NEX 5P 4.331 1.024 - 2.205 0.429 0.322 0.5 3 5 M16 × 2 D7 PS016Q7NEX 5P 4.331 1.024 - 2.205 0.48 0.36 0.562 3 5 M16 × 1.5 D6 PS016O6NEX 5P 4.331 1.024 - 2.205 0.48 0.36 0.562 3 5 M16 × 1 Hand Taps D5 PS016M5NEX 5P 4.331 1.024 - 2.205 0.48 0.36 0.562 3 5 ④ M18 × 2.5 D7 PS018R7NEX 5P 4.921 1.299 - 2.52 0.542 0.406 0.625 3 5 M18 × 2 D7 PS018Q7NEX 5P 4.921 1.299 - 2.52 0.542 0.406 0.625 3 5 M18 × 1.5 D6 PS018O6NEX 5P 4.921 0.945 - 2.52 0.542 0.406 0.625 3 6 M18 × 1 D5 PS018M5NEX 5P 4.921 0.945 - 2.52 0.542 0.406 0.625 3 6 Cemented Carbide Taps M20 × 2.5 D7 PS020R7NEX 5P 5.512 1.299 - 2.795 0.652 0.489 0.687 3 5 ⑤ M20 × 2 D7 PS020Q7NEX 5P 5.512 1.299 - 2.795 0.652 0.489 0.687 3 5 M20 × 1.5 D6 PS020O6NEX 5P 5.512 0.945 - 2.795 0.652 0.489 0.687 3 6 M20 × 1 D5 PS020M5NEX 5P 5.512 0.945 - 2.795 0.652 0.489 0.687 3 6 M22 × 2.5 D7 PS022R7NEX 5P 5.512 1.299 - 2.795 0.697 0.523 0.75 3 5 Roll Taps M22 × 2 ⑥ D7 PS022Q7NEX 5P 5.512 1.299 - 2.795 0.697 0.523 0.75 3 5 M22 × 1.5 D6 PS022O6NEX 5P 5.512 0.945 - 2.795 0.697 0.523 0.75 3 6 M22 × 1 D5 PS022M5NEX 5P 5.512 0.945 - 2.795 0.697 0.523 0.75 3 6 M24 × 3 D8 PS024S8NEX 5P 6.299 1.457 - 3.228 0.76 0.57 0.75 3 5 M24 × 2 D7 PS024Q7NEX 5P 6.299 1.063 - 3.228 0.76 0.57 0.75 3 6 Special Thread Taps Simple Inspection Tools ⑦ M24 × 1.5 D6 PS024O6NEX 5P 6.299 1.063 - 3.228 0.76 0.57 0.75 3 6 M24 × 1 D5 PS024M5NEX 5P 6.299 1.063 - 3.228 0.76 0.57 0.75 3 6 M25 × 1.5 D6 PS025O6NEX 5P 6.299 1.063 - 3.228 0.8 0.6 0.812 3 6 M26 × 1.5 D6 PS026O6NEX 5P 7.087 1.063 - 3.622 0.896 0.672 0.875 4 6 M27 × 3 Pipe Taps D8 PS027S8NEX 5P 7.087 1.732 - 3.622 0.896 0.672 0.875 4 5 ⑧ M27 × 2 D7 PS027Q7NEX 5P 7.087 1.063 - 3.622 0.896 0.672 0.875 4 6 M27 × 1.5 D6 PS027O6NEX 5P 7.087 1.063 - 3.622 0.896 0.672 0.875 4 6 M27 × 1 D5 PS027M5NEX 5P 7.087 1.063 - 3.622 0.896 0.672 0.875 4 6 M28 × 2 D7 PS028Q7NEX 5P 7.087 1.063 - 3.622 0.896 0.672 0.875 4 6 Thread Mills Premium Thread Mills M28 × 1.5 D6 PS028O6NEX 5P 7.087 1.063 - 3.622 0.896 0.672 0.875 4 6 ⑨ M28 × 1 D5 PS028M5NEX 5P 7.087 1.063 - 3.622 0.896 0.672 0.875 4 6 M30 × 3.5 D9 PS030T9NEX 5P 7.087 1.732 - 3.622 1.021 0.766 1 4 5 M30 × 2 D7 PS030Q7NEX 5P 7.087 1.063 - 3.622 1.021 0.766 1 4 5 M30 × 1.5 D6 PS030O6NEX 5P 7.087 1.063 - 3.622 1.021 0.766 1 4 5 Dies M30 × 1 ⑩ D5 PS030M5NEX 5P 7.087 1.063 - 3.622 1.021 0.766 1 4 5 M32 × 2 D7 PS032Q7NEX 5P 7.087 1.063 - 3.622 1.021 0.766 1 4 5 M32 × 1.5 D6 PS032O6NEX 5P 7.087 1.063 - 3.622 1.021 0.766 1 4 5 M32 × 1 D5 PS032M5NEX 5P 7.087 1.063 - 3.622 1.021 0.766 1 4 5 M33 × 3.5 D9 PS033T9NEX 5P 7.087 1.732 - 3.622 1.108 0.831 1.062 4 5 Center Drills Centering Tools ⑪ M33 × 2 D7 PS033Q7NEX 5P 7.087 1.142 - 3.622 1.108 0.831 1.062 4 6 M33 × 1.5 D6 PS033O6NEX 5P 7.087 1.142 - 3.622 1.108 0.831 1.062 4 6 M33 × 1 D5 PS033M5NEX 5P 7.087 1.142 - 3.622 1.108 0.831 1.062 4 6 ANSI ※ This product is different from JIS products in shape and dimensions, please be careful when using. ③-38