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 Pin Bored hole dia. Bored hole dia. d1 d2 Shank Size of Length oflengthlength(GO)(NOT-GO)lengthlengthdia.squaresquareLℓd1d2ℓ1ℓ2DsKℓk⑦ JIS SizeM10 × 1 Code L ℓ d1 d2 ℓ1(mm)(mm)(Thread engagement ratio)(Thread engagement ratio)(mm)ℓ2(mm)Ds(mm)K(mm)ℓk(mm)TYPEMSRPCPCT010M10023.48.917 (100%)9.153 (78%)6.716.7108112¥2,800 □① M10 × 0.75 CPCT010J 100 23.4 9.188 (100%) 9.378 (77%) 6.7 16.7 10 8 11 2 ¥2,800 □ M11 × 1.5 CPCT011O 110 27.4 9.376 (100%) 9.676 (82%) 7.7 19.7 12 9 12 2 ¥2,500 □ M11 × 1 CPCT011M 110 27.4 9.917 (100%) 10.153 (78%) 7.7 19.7 12 9 12 2 ¥2,900 □ M11 × 0.75 CPCT011J 110 27.4 10.188 (100%) 10.378(77%) 7.7 19.7 12 9 12 2 ¥2,900 □ ② M12 × 1.75 CPCT012P 110 27.4 10.106 (100%) 10.441 (82%) 7.7 19.7 12 9 12 2 ¥2,500 □ M12 × 1.5 CPCT012O 110 27.4 10.376 (100%) 10.676 (82%) 7.7 19.7 12 9 12 2 ¥2,900 □ M12 × 1.25 CPCT012N 110 27.4 10.647 (100%) 10.912 (80%) 7.7 19.7 12 9 12 2 ¥2,900 □ M12 × 1 CPCT012M 110 27.4 10.917 (100%) 11.153 (78%) 7.7 19.7 12 9 12 2 ¥2,900 □ For Unified Threads  ③ No.2-56UNC CPCTUN2E 42 7 1.695 (100%) 1.871 (64%) 1 6 3 2.5 5 1 ¥1,800 □ No.2-64UNF CPCTUN2D 42 7 1.756 (100%) 1.912 (63%) 1 6 3 2.5 5 1 ¥1,800 □ No.3-48UNC CPCTUN3F 46 8 1.941 (100%) 2.146 (64%) 1.5 6.5 3 2.5 5 1 ¥2,100 □ No.3-56UNF CPCTUN3E 46 8 2.025 (100%) 2.197 (65%) 1.5 6.5 3 2.5 5 1 ¥2,100 □ No.4-40UNC CPCTUN4H 46 8 2.157 (100%) 2.385 (67%) 1.5 6.5 3 2.5 5 1 ¥2,000 □ ④ No.4-48UNF CPCTUN4F 46 8 2.271 (100%) 2.458 (68%) 1.5 6.5 3 2.5 5 1 ¥2,000 □ No.5-40UNC CPCTUN5H 46 8.5 2.487 (100%) 2.697 (70%) 1.5 7 4 3.2 6 1 ¥2,100 □ No.5-44UNF CPCTUN5G 46 8.5 2.551 (100%) 2.74 (70%) 1.5 7 4 3.2 6 1 ¥2,100 □ No.6-32UNC CPCTUN6J 46 8.5 2.642 (100%) 2.895 (70%) 1.5 7 4 3.2 6 1 ¥2,100 □No.6-40UNFCPCTUN6H468.52.820 (100%)3.022 (70%)1.5743.261¥2,100 □⑤ No.8-32UNC CPCTUN8J 52 10.5 3.302 (100%) 3.530 (74%) 2.25 8.25 5 4 7 1 ¥2,300 □ No.8-36UNF CPCTUN8I 52 10.5 3.404 (100%) 3.606 (73%) 2.25 8.25 5 4 7 1 ¥2,300 □ No.10-24UNC CPCTUNAM 59.5 12.5 3.683 (100%) 3.962 (75%) 2.5 10 5.5 4.5 7 1 ¥2,320 □ No.10-32UNF CPCTUNAJ 59.5 12.5 3.963 (100%) 4.165 (77%) 2.5 10 5.5 4.5 7 1 ¥2,320 □ ⑥ No.12-24UNC CPCTUNCM 59.5 12.5 4.344 (100%) 4.597 (78%) 2.5 10 5.5 4.5 7 1 ¥2,500 □ No.12-28UNF CPCTUNCK 59.5 12.5 4.496 (100%) 4.724 (78%) 2.5 10 5.5 4.5 7 1 ¥2,500 □ 1/4-20UNC CPCTU04N 61.5 16.5 4.979 (100%) 5.257 (80%) 3.75 12.75 6 4.5 7 1 ¥2,600 □ 1/4-28UNF CPCTU04K 61.5 16.5 5.36 (100%) 5.588 (78%) 3.75 12.75 6 4.5 7 1 ¥2,600 □ 5/16-18UNC CPCTU05O 90 19.4 6.401 (100%) 6.731 (80%) 4.7 14.7 8 6.2 9 2 ¥2,800 □ ⑦ 5/16-24UNF CPCTU05M 90 19.4 6.782 (100%) 7.035 (80%) 4.7 14.7 8 6.2 9 2 ¥2,800 □ 3/8-16UNC CPCTU06P 100 23.4 7.798 (100%) 8.153 (80%) 6.7 16.7 10 8 11 2 ¥2,850 □ 3/8-24UNF CPCTU06M 100 23.4 8.382 (100%) 8.636 (78%) 6.7 16.7 10 8 11 2 ¥2,850 □ 7/16-14UNC CPCTU07Q 110 27.4 9.144 (100%) 9.55 (80%) 7.7 19.7 12 9 12 2 ¥2,900 □ 7/16-20UNF CPCTU07N 110 27.4 9.729 (100%) 10.033 (80%) 7.7 19.7 12 9 12 2 ¥2,900 □ ⑧ 1/2-13UNC CPCTU08R 110 27.4 10.592 (100%) 11.023 (80%) 7.7 19.7 12 9 12 2 ¥3,100 □ 1/2-20UNF CPCTU08N 110 27.4 11.329 (100%) 11.607 (80%) 7.7 19.7 12 9 12 2 ¥3,100 □ ⑨ ⑩ ⑪ JIS ※ = Specified Distribution Items. Made to order products. □=In stock at manufacturer. ⑦-70