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. Bored hole depth Bored hole depth Bored hole depth Shanklengthlength(GO)(NOT-GO)(1.5D)(2D)(2.5D)dia.Lℓd1d2ℓ1ℓ2ℓ3Ds⑦ JIS Size Code L ℓ(mm)(mm) d1(mm) d2(mm) ℓ1(mm) ℓ2(mm) ℓ3(mm) Ds(mm) TYPE MSRPM12 × 1.25CPRS012N1213311.3611.50182430121¥4,300 □ ① M12 × 1 CPRS012M 121 33 11.49 11.59 18 24 30 12 1 ¥4,300 □ For Unified Threads  No.2-56UNC CPRSUN2E 41.5 5.5 1.96 2.04 3.3 4.4 5.5 3 1 ¥2,700 □ No.2-64UNF CPRSUN2D 41.5 5.5 1.98 2.06 3.3 4.4 5.5 3 1 ¥2,700 □ ② No.3-48UNC CPRSUN3F 45 7.5 2.25 2.35 3.8 5 6.3 3 1 ¥2,900 □ No.3-56UNF CPRSUN3E 45 7.5 2.29 2.37 3.8 5 6.3 3 1 ¥2,900 □ No.4-40UNC CPRSUN4H 49 9 2.54 2.64 4.3 5.7 7.1 4 1 ¥3,000 □ No.4-48UNF CPRSUN4F 49 9 2.59 2.68 4.3 5.7 7.1 4 1 ¥3,000 □ No.5-40UNC CPRSUN5H 49 9 2.87 2.97 4.8 6.4 7.9 4 1 ¥3,100 □ ③ No.5-44UNF CPRSUN5G 49 9 2.90 2.99 4.8 6.4 7.9 4 1 ¥3,100 □ No.6-32UNC CPRSUN6J 57 11 3.11 3.22 5.3 7 8.8 5 1 ¥3,200 □ No.6-40UNF CPRSUN6H 57 11 3.19 3.29 5.3 7 8.8 5 1 ¥3,200 □ No.8-32UNC CPRSUN8J 57 11 3.78 3.89 6.3 8.3 10.4 5 1 ¥3,300 □ No.8-36UNF CPRSUN8I 57 11 3.81 3.91 6.3 8.3 10.4 5 1 ¥3,300 □ ④ No.10-24UNC CPRSUNAM 65 14 4.30 4.44 7.2 9.7 12.1 5.5 1 ¥3,400 □ No.10-32UNF CPRSUNAJ 65 14 4.44 4.53 7.2 9.7 12.1 5.5 1 ¥3,400 □ No.12-24UNC CPRSUNCM 73 16.5 4.96 5.07 8.2 11 13.7 6 1 ¥3,800 □ No.12-28UNF CPRSUNCK 73 16.5 5.03 5.13 8.2 11 13.7 6 1 ¥3,800 □1/4-20UNCCPRSU04N7316.55.735.869.512.715.961¥3,900 □ ⑤ 1/4-28UNF CPRSU04K 73 16.5 5.91 6.00 9.5 12.7 15.9 6 1 ¥3,900 □ 5/16-18UNC CPRSU05O 99 22 7.23 7.38 12 16 20 8 1 ¥4,000 □ 5/16-24UNF CPRSU05M 99 22 7.42 7.53 12 16 20 8 1 ¥4,000 □ 3/8-16UNC CPRSU06P 110 27.5 8.72 8.89 14.3 19.1 23.8 10 1 ¥4,200 □ ⑥ 3/8-24UNF CPRSU06M 110 27.5 8.99 9.10 14.3 19.1 23.8 10 1 ¥4,200 □ 7/16-14UNC CPRSU07Q 121 33 10.20 10.40 16.7 22.2 27.8 12 1 ¥4,300 □ 7/16-20UNF CPRSU07N 121 33 10.48 10.62 16.7 22.2 27.8 12 1 ¥4,300 □ 1/2-13UNC CPRSU08R 121 33 11.70 11.92 19.1 25.4 31.8 12 1 ¥4,500 □ 1/2-20UNF CPRSU08N 121 33 12.06 12.20 19.1 25.4 31.8 12 1 ¥4,500 □ ⑦ ⑧ ⑨ ⑩ ⑪ JIS ※ = Specified Distribution Items. Made to order products. □=In stock at manufacturer. ⑦-72