DIN 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 Hand Tap Series Overall Thread Thread + Neck Shank Shank Size of Length oflengthlengthlengthlengthdia.squaresquareLℓℓnℓsDsKℓk④ DIN EH-HT ① Hand Taps for Hard-to-Machine Materials ② Specification ■EH-HT is the hand tap suitable for hard steels of 35-45HRC, such as forgings and thermal refined steels of high carbon steels and alloy steels, and die steels. ③ Recommended Tapping Speeds depending on Materials Thermal refined steels Tool steels 調質鋼 工具鋼 〜5 〜5 (m/min) (m/min)35〜45HRC ④ TYPE:1 TYPE:2 ⑤ TYPE:3 TYPE:4 ⑥ Segment:1B(G=1H) ⑦ Size Class Code Chamfer L(mm) ℓ (mm) ℓn(mm) ℓs(mm) Ds(mm) K(mm) ℓk(mm) No. offlutes TYPE For Metric Threads M2.5 × 0.45 ISO2X TD2.5FBDCBC 2.5P 50 8 15 33 2.8 2.1 5 3 1 M3 × 0.5 ISO2X TD3.0GBDCBC 2.5P 56 9 18 34 3.5 2.7 6 3 1 ⑧ M4 × 0.7 ISO2X TD4.0IBDCBC 2.5P 63 13 21 38 4.5 3.4 6 3 1 M4.5 × 0.75 ISO2X TD4.5JBDCBC 2.5P 70 14 24 39 6 4.9 8 3 1 M5 × 0.8 ISO2X TD5.0KBDCBC 2.5P 70 14 25 39 6 4.9 8 3 1 M6 × 1 ISO2X TD6.0MBDCBC 2.5P 80 15 30 45 6 4.9 8 3 1 M8 × 1.25 ISO2X TD8.0NBDCBC 2.5P 90 19 35 47 8 6.2 9 4 2 ⑨ M8 × 1 ISO2X TM8.0MBDCBC 2.5P 90 19 - 46 6 4.9 8 4 3 M10 × 1.5 ISO2X TD010OBDCBC 2.5P 100 23 39 52.5 10 8 11 4 2 M10 × 1.25 ISO2X TM010NBDCBC 2.5P 100 23 - 51 7 5.5 8 4 3 M10 × 1 ISO2X TM010MBDCBC 2.5P 90 19 - 46 7 5.5 8 4 3M12 × 1.75ISO2XTG012PBDCBC2.5P11026-56971044 ⑩ M12 × 1.5 ISO2X TM012OBDCBC 2.5P 100 21 - 51 9 7 10 4 3 M12 × 1.25 ISO2X TM012NBDCBC 2.5P 100 21 - 51 9 7 10 4 3 M14 × 2 ISO2X TG014QBDCBC 2.5P 110 26 - 56 11 9 12 4 4 M14 × 1.5 ISO2X TM014OBDCBC 2.5P 100 21 - 51 11 9 12 4 3 ⑪ M16 × 2 ISO2X TG016QBDCBC 2.5P 110 26 - 56 12 9 12 4 4 M16 × 1.5 ISO2X TM016OBDCBC 2.5P 100 21 - 51 12 9 12 4 3 M18 × 2.5 ISO2X TG018RBDCBC 2.5P 125 33 - 64 14 11 14 4 4 DIN ※ This product is different from JIS products in shape and dimensions, please be careful when using. ④-124