
Spiral Fluted Tap Series for blind hole Overall length L Thread length ℓ Thread + Neck length ℓn Shank length ℓs Shank dia. Ds Size of square K Length of square ℓk ① JIS SP 1.5P Spiral Fluted Taps (for blind hole) ① JIS Spiral Fluted Taps 1.5P Spiral Fluted Taps (for through hole) ② Specification ■T he SP 1.5P has a shorter cutting chamfer than usual and there is no convex center at the end. This makes it the best spiral flute tap Spiral Pointed Taps (for through hole) for machining a blind hole that does not have ③ the pilot hole length for processing the thread Recommended Tapping Speeds depending on Materials length. 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:4 Roll Taps TYPE:3 ⑥ Special Thread Taps Simple Inspection Tools ⑦ Segment:1C L ℓ ℓn ℓs Ds K ℓk No. of TYPE Size Class Code Chamfer MSRP (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes Pipe Taps For Metric Threads ⑧ M1.2 × 0.25 P1 SY1.2BPNEBA 1.5P 36 4.5 - 24 3 2.5 5 2 1 ¥3,450 ※ M1.4 × 0.3 P1 SY1.4CPNEBA 1.5P 36 5.4 - 24 3 2.5 5 2 1 ¥2,820 ※ M1.6 × 0.35 P1 SY1.6DPNEBA 1.5P 36 6.3 - 24 3 2.5 5 2 2 ¥2,690 M1.7 × 0.35 P1 SY1.7DPNEBA 1.5P 36 6.3 - 24 3 2.5 5 2 2 ¥2,690 ※ Thread Mills Premium Thread Mills M1.8 × 0.35 ¥2,690 ※ ⑨ P1 SY1.8DPNEBA 1.5P 42 6.3 - 27 3 2.5 5 2 2 M2 × 0.4 P1 SY2.0EPNEBA 1.5P 42 7.2 12 27 3 2.5 5 2 3 ¥2,150 M2.3 × 0.4 P1 SY2.3EPNEBA 1.5P 42 7.2 12 27 3 2.5 5 2 3 ¥1,960 ※ M2.5 × 0.45 P1 SY2.5FPNEBA 1.5P 46 8.1 14 29 3 2.5 5 2 3 ¥1,650 ※ M2.6 × 0.45 P1 SY2.6FPNEBA 1.5P 46 8.1 14 29 3 2.5 5 2 3 ¥1,650 ※ Dies ⑩ M3 × 0.5 P1 SY3.0GPNEBA 1.5P 46 9 14 26 4 3.2 6 3 3 ¥1,150 M3.5 × 0.6 P1 SY3.5HPNEBA 1.5P 52 11 16 29 5 4 7 3 3 ¥1,150 ※ M4 × 0.7 P2 SY4.0IQNEBA 1.5P 52 11 17 29 5 4 7 3 3 ¥1,150 M5 × 0.8 P2 SY5.0KQNEBA 1.5P 60 13 22 33 5.5 4.5 7 3 3 ¥1,160 M6 × 1 Center Drills Centering Tools P2 SY6.0MQNEBA 1.5P 62 15 26 33 6 4.5 7 3 3 ¥1,280 ⑪ M8 × 1.25 P2 SY8.0NQNEBA 1.5P 70 19 - 36 6.2 5 8 3 4 ¥1,790 M8 × 1 P2 SY8.0MQNEBA 1.5P 70 19 - 36 6.2 5 8 3 4 ¥2,030 ※ M10 × 1.5 P2 SY010OQNEBA 1.5P 75 23 - 38 7 5.5 8 3 4 ¥2,280 JIS ※ = Specified Distribution Items. Made to order products. ①-56