
① Spiral Fluted Tap Series for blind hole Overall length L Chamfer + full thread ℓt Thread length ℓ Thread + Neck ℓn length Shank length ℓs Shank dia. Ds Size of square K Length of square ℓk DIN SP LH Spiral Fluted Taps (for blind hole) ① DIN Spiral Fluted Taps for Left Hand Threads Spiral Fluted Taps (for through hole) ② Specification ■The SP LH is a spiral flute tap for tapping left hand thread blind holes. Spiral Pointed Taps (for through hole) 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 〜 Hand Taps ( m / min ) ( m / min ) ④ TYPE:1 TYPE:2 Cemented Carbide Taps ⑤ TYPE:3 TYPE:4 Roll Taps ⑥ Special Thread Taps Simple Inspection Tools ⑦ Segment:1D L ℓt ℓ ℓn ℓs Ds K ℓk No. of TYPE Size Class Code Chamfer (mm) (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes Pipe Taps For Metric Threads ⑧ 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 Thread Mills Premium Thread Mills M8 × 1 ⑨ 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 Dies 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 Center Drills Centering Tools ⑪ DIN ①-79 ※ This product is different from JIS products in shape and dimensions, please be careful when using.