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 ③ Spiral Pointed Tap Series for through hole Overall Thread Thread + Neck Shank Shank Size of Length oflengthlengthlengthlengthdia.squaresquareLℓℓnℓsDsKℓk DIN ZEN-P Spiral Pointed Taps for Nickel Base Alloys ① Size Class Code Chamfer L (mm) ℓ(mm) ℓn(mm) ℓs(mm) Ds(mm) K(mm) ℓk(mm) No. offlutesTYPEFor Unified Threads No.6-32UNC 2BX PDUN6JYJPW 4.5P 56 11 19 32 4 3 6 3 1 No.8-32UNC 2BX PDUN8JYJPW 4.5P 63 13 21 38 4.5 3.4 6 3 1 No.10-24UNC 2BX PDUNAMYJPW 4.5P 70 14 24 39 6 4.9 8 3 1 ② No.10-32UNF 2BX PDUNAJYJPW 4.5P 70 14 24 39 6 4.9 8 3 1 1/4-20UNC 2BX PDU04NYJPW 4.5P 80 15 30 42 7 5.5 8 3 1 1/4-28UNF 2BX PDU04KYJPW 4.5P 80 15 30 42 7 5.5 8 3 1 5/16-18UNC 2BX PDU05OYJPW 4.5P 90 19 35 47 8 6.2 9 3 2 5/16-24UNF 2BX PMU05MYJPW 4.5P 90 19 - 46 6 4.9 8 3 3 ③ 3/8-16UNC 2BX PDU06PYJPW 4.5P 100 23 39 54.5 9 7 10 3 2 3/8-24UNF 2BX PMU06MYJPW 4.5P 100 23 - 51 7 5.5 8 3 3 1/2-13UNC 2BX PGU08RYJPW 4.5P 110 26 - 56 9 7 10 3 3 1/2-20UNF 2BX PMU08NYJPW 4.5P 100 21 - 51 9 7 10 3 3 5/8-11UNC 2BX PGU10UYJPW 4.5P 110 26 - 56 12 9 12 3 3 ④ 5/8-18UNF 2BX PMU10OYJPW 4.5P 100 21 - 51 12 9 12 3 3 3/4-10UNC 2BX PGU12VYJPW 4.5P 125 33 - 64 14 11 14 3 3 3/4-16UNF 2BX PMU12PYJPW 4.5P 110 24 - 56 14 11 14 3 3 ⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ⑪ DIN ③-91 ※ This product is different from JIS products in shape and dimensions, please be careful when using.