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 Thread + Neck Shank Shank Size of Length oflengthlengthlengthlengthdia.squaresquareLℓℓnℓsDsKℓk③ ANSI Size Class Code Chamfer L (inch) ℓ(inch) ℓn(inch) ℓs(inch) Ds(inch) K(inch) ℓk(inch) No. offlutesTYPEM10 × 1D651021010805P3.9370.9061.5352.1260.3810.2860.43733 ① M12 × 1.75 D8 5102101088 5P 4.331 1.024 - 2.205 0.367 0.275 0.437 3 4 M12 × 1.5 D8 5102101089 5P 4.331 1.024 - 2.205 0.367 0.275 0.437 3 4 M12 × 1.25 D7 5102101090 5P 4.331 1.024 - 2.205 0.367 0.275 0.437 3 4 M14 × 2 D9 5102101100 5P 4.331 1.024 - 2.205 0.429 0.322 0.5 3 4 ② M14 × 1.5 D8 5102101102 5P 4.331 1.024 - 2.205 0.429 0.322 0.5 3 4 M16 × 2 D9 5102101114 5P 4.331 1.024 - 2.205 0.48 0.36 0.562 3 4 M16 × 1.5 D8 5102101116 5P 4.331 1.024 - 2.205 0.48 0.36 0.562 3 4 M18 × 2.5 D9 5102101128 5P 4.921 1.299 - 2.52 0.542 0.406 0.625 3 4 M18 × 1.5 D8 5102101130 5P 4.921 0.945 - 2.52 0.542 0.406 0.625 3 4 ③ M20 × 2.5 D9 5102101141 5P 5.512 1.299 - 2.795 0.652 0.489 0.687 3 4 M20 × 1.5 D8 5102101144 5P 5.512 0.945 - 2.795 0.652 0.489 0.687 3 4 M22 × 2.5 D9 5102101156 5P 5.512 1.299 - 2.795 0.697 0.523 0.75 3 4 M22 × 1.5 D8 5102101158 5P 5.512 0.945 - 2.795 0.697 0.523 0.75 3 4 M24 × 3 D10 5102101167 5P 6.299 1.457 - 3.228 0.76 0.57 0.75 3 4 ④ M24 × 1.5 D8 5102101170 5P 6.299 1.063 - 3.228 0.76 0.57 0.75 3 4 For Unified Threads No.5-40UNC GH2 5102103021 5P 2.205 0.433 0.736 1.339 0.141 0.11 0.187 2 2 No.5-44UNF GH2 5102103022 5P 2.205 0.433 0.736 1.339 0.141 0.11 0.187 2 2No.6-32UNCGH351021030235P2.2050.4330.7481.3390.1410.110.18722 ⑤ No.6-40UNF GH2 5102103024 5P 2.205 0.433 0.748 1.339 0.141 0.11 0.187 2 2 No.8-32UNC GH3 5102103029 5P 2.48 0.512 0.827 1.535 0.168 0.131 0.25 2 2 No.8-36UNF GH2 5102103030 5P 2.48 0.512 0.827 1.535 0.168 0.131 0.25 2 2 No.10-24UNC GH3 5102103039 5P 2.756 0.551 0.945 1.654 0.194 0.152 0.25 2 2 ⑥ No.10-32UNF GH3 5102103041 5P 2.756 0.551 0.945 1.654 0.194 0.152 0.25 2 2 No.12-24UNC GH3 5102103047 5P 3.15 0.591 0.984 1.953 0.22 0.165 0.281 2 2 No.12-28UNF GH3 5102103048 5P 3.15 0.591 0.984 1.953 0.22 0.165 0.281 2 2 1/4-20UNC GH5 5102103058 5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 3 2 1/4-28UNF GH4 5102103062 5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 3 2 ⑦ 5/16-18UNC GH5 5102103071 5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 3 3 5/16-24UNF GH4 5102103074 5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 3 3 3/8-16UNC GH5 5102103082 5P 3.937 0.906 1.535 2.028 0.381 0.286 0.437 3 3 3/8-24UNF GH4 5102103085 5P 3.937 0.906 1.535 2.028 0.381 0.286 0.437 3 3 7/16-14UNC GH5 5102103098 5P 3.937 0.906 - 2.008 0.323 0.242 0.406 3 4 ⑧ 7/16-20UNF GH5 5102103101 5P 3.937 0.906 - 2.008 0.323 0.242 0.406 3 4 1/2-13UNC GH5 5102103111 5P 4.331 1.024 - 2.205 0.367 0.275 0.437 3 4 1/2-20UNF GH5 5102103115 5P 4.331 1.024 - 2.205 0.367 0.275 0.437 3 4 9/16-12UNC GH5 5102103126 5P 4.331 1.024 - 2.205 0.429 0.322 0.5 3 49/16-18UNFGH551021031295P4.3311.024-2.2050.4290.3220.534 ⑨ 5/8-11UNC GH5 5102103138 5P 4.331 1.024 - 2.205 0.48 0.36 0.562 3 4 5/8-18UNF GH5 5102103142 5P 4.331 1.024 - 2.205 0.48 0.36 0.562 3 4 3/4-10UNC GH5 5102103161 5P 4.921 1.299 - 2.52 0.59 0.442 0.687 3 4 3/4-16UNF GH5 5102103164 5P 4.921 1.299 - 2.52 0.59 0.442 0.687 3 4 ⑩ 7/8-9UNC GH6 5102103181 5P 5.512 1.299 - 2.795 0.697 0.523 0.75 3 4 7/8-14UNF GH6 5102103184 5P 5.512 1.299 - 2.795 0.697 0.523 0.75 3 4 ⑪ ANSI ※ This product is different from JIS products in shape and dimensions, please be careful when using. ③-8