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 Size Code L (mm) ℓ(mm) d1(mm) d2(mm) ℓ1(mm) ℓ2(mm) Ds(mm) K(mm) ℓk(mm) TYPE MSRPM12 × 1.25CPRT012N11027.411.3611.507.719.7129122¥2,900 □ ① M12 × 1 CPRT012M 110 27.4 11.49 11.59 7.7 19.7 12 9 12 2 ¥2,900 □ For Unified Threads  No.2-56UNC CPRTUN2E 46 8 1.96 2.04 1.5 6.5 3 2.5 5 1 ¥1,800 □ No.2-64UNF CPRTUN2D 46 8 1.98 2.06 1.5 6.5 3 2.5 5 1 ¥1,800 □ ② No.3-48UNC CPRTUN3F 46 8 2.25 2.35 1.5 6.5 3 2.5 5 1 ¥2,100 □ No.3-56UNF CPRTUN3E 46 8 2.29 2.37 1.5 6.5 3 2.5 5 1 ¥2,100 □ No.4-40UNC CPRTUN4H 46 8.5 2.54 2.64 1.5 7 4 3.2 6 1 ¥2,000 □ No.4-48UNF CPRTUN4F 46 8.5 2.59 2.68 1.5 7 4 3.2 6 1 ¥2,000 □ No.5-40UNC CPRTUN5H 46 8.5 2.87 2.97 1.5 7 4 3.2 6 1 ¥2,100 □ ③ No.5-44UNF CPRTUN5G 46 8.5 2.90 2.99 1.5 7 4 3.2 6 1 ¥2,100 □ No.6-32UNC CPRTUN6J 52 10.5 3.11 3.22 2.25 8.25 5 4 7 1 ¥2,100 □ No.6-40UNF CPRTUN6H 52 10.5 3.19 3.29 2.25 8.25 5 4 7 1 ¥2,100 □ No.8-32UNC CPRTUN8J 52 10.5 3.78 3.89 2.25 8.25 5 4 7 1 ¥2,300 □ No.8-36UNF CPRTUN8I 52 10.5 3.81 3.91 2.25 8.25 5 4 7 1 ¥2,300 □ ④ No.10-24UNC CPRTUNAM 59.5 12.5 4.30 4.44 2.5 10 5.5 4.5 7 1 ¥2,320 □ No.10-32UNF CPRTUNAJ 59.5 12.5 4.44 4.53 2.5 10 5.5 4.5 7 1 ¥2,320 □ No.12-24UNC CPRTUNCM 61.5 16.5 4.96 5.07 3.75 12.75 6 4.5 7 1 ¥2,500 □ No.12-28UNF CPRTUNCK 61.5 16.5 5.03 5.13 3.75 12.75 6 4.5 7 1 ¥2,500 □1/4-20UNCCPRTU04N61.516.55.735.863.7512.7564.571¥2,600 □ ⑤ 1/4-28UNF CPRTU04K 61.5 16.5 5.91 6.00 3.75 12.75 6 4.5 7 1 ¥2,600 □ 5/16-18UNC CPRTU05O 90 19.4 7.23 7.38 4.7 14.7 8 6.2 9 2 ¥2,800 □ 5/16-24UNF CPRTU05M 90 19.4 7.42 7.53 4.7 14.7 8 6.2 9 2 ¥2,800 □ 3/8-16UNC CPRTU06P 100 23.4 8.72 8.89 6.7 16.7 10 8 11 2 ¥2,850 □ ⑥ 3/8-24UNF CPRTU06M 100 23.4 8.99 9.10 6.7 16.7 10 8 11 2 ¥2,850 □ 7/16-14UNC CPRTU07Q 110 27.4 10.20 10.40 7.7 19.7 12 9 12 2 ¥2,900 □ 7/16-20UNF CPRTU07N 110 27.4 10.48 10.62 7.7 19.7 12 9 12 2 ¥2,900 □ 1/2-13UNC CPRTU08R 110 27.4 11.70 11.92 7.7 19.7 12 9 12 2 ¥3,100 □ 1/2-20UNF CPRTU08N 110 27.4 12.06 12.20 7.7 19.7 12 9 12 2 ¥3,100 □ ⑦ ⑧ ⑨ ⑩ ⑪ JIS ※ = Specified Distribution Items. Made to order products. □=In stock at manufacturer. ⑦-74