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 DIN ① Spiral Fluted Tap Series for blind hole Overall Chamfer + Thread Thread + Neck Shank Shank Size of Length oflengthfull threadlengthlengthlengthdia.squaresquareLℓtℓℓnℓsDsKℓk DIN ① SP LH Spiral Fluted Taps for Left Hand Threads ② Specification ■The SP LH is a spiral flute tap for tapping left hand thread blind holes. Left hand ③ Recommended Tapping Speeds depending on Materials Medium carbon steels High carbon steels 中炭素鋼 高炭素鋼 5〜10 5〜10 ④ (m/min) (m/min) TYPE:1 TYPE:2 ⑤ TYPE:3 TYPE:4 ⑥ ⑦ Segment:1D Size Class Code Chamfer L(mm) ℓt(mm) ℓ(mm) ℓn(mm) ℓs(mm) Ds(mm) K(mm) ℓk(mm) No. of flutes TYPE ⑧ For Metric Threads M4 × 0.7 ISO2 HD4.0IANEB 2.5P 63 7 13 21 38 4.5 3.4 6 3 1 M5 × 0.8 ISO2 HD5.0KANEB 2.5P 70 9 14 25 39 6 4.9 8 3 1 M6 × 1 ISO2 HD6.0MANEB 2.5P 80 11 15 30 45 6 4.9 8 3 1 M8 × 1.25 ISO2 HD8.0NANEB 2.5P 90 - 12 35 47 8 6.2 9 3 2 ⑨ M8 × 1 ISO2 HM8.0MANEB 2.5P 90 - 12 - 46 6 4.9 8 3 3 M10 × 1.5 ISO2 HD010OANEB 2.5P 100 - 13 39 52.5 10 8 11 3 2 M12 × 1.75 ISO2 HG012PANEB 2.5P 110 - 15 - 56 9 7 10 3 4 M14 × 2 ISO2 HG014QANEB 2.5P 110 - 18 - 56 11 9 12 3 4 M14 × 1.5 ISO2 HM014OANEB 2.5P 100 - 14 - 51 11 9 12 3 3 ⑩ M16 × 2 ISO2 HG016QANEB 2.5P 110 - 18 - 56 12 9 12 3 4 M16 × 1.5 ISO2 HM016OANEB 2.5P 100 - 14 - 51 12 9 12 3 3 M18 × 2.5 ISO2 HG018RANEB 2.5P 125 - 20 - 64 14 11 14 4 4 M20 × 2.5 ISO2 HG020RANEB 2.5P 140 - 20 - 71 16 12 15 4 4 ⑪ DIN ①-79 ※ This product is different from JIS products in shape and dimensions, please be careful when using.