JIS 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 Spiral Fluted Tap Series for blind hole Overall Thread Thread + Neck Shank Shank Size of Length oflengthlengthlengthlengthdia.squaresquareLℓℓnℓsDsKℓk① JIS PM-SP ① Spiral Fluted Taps for Hard-to-Machine Materials ② Specification ■Spiral fluted tap suitable for tapping hard steels with hardness between 35-45HRC such as forgings and thermal refined steels of high carbon steels and alloy steels, and mold steels. ③ Recommended Tapping Speeds depending on Materials High carbon steels Thermal refined steels Thermal refined steels 高炭素鋼 調質鋼 調質鋼 5〜10 〜5 〜5 (m/min) (m/min) (m/min) 25〜35HRC 35〜45HRC ④ TYPE:1 ⑤ TYPE:2 TYPE:3 ⑥ ⑦ Segment:1D Size Class Code Chamfer L(mm) ℓ(mm) ℓn(mm) ℓs(mm) Ds(mm) K(mm) ℓk(mm) No. offlutes TYPE MSRP For Metric Threads ⑧ M3 × 0.5 P3 SY3.0GRDPB 2.75P 46 9 14 26 4 3.2 6 3 1 ¥1,610 ※ M4 × 0.7 P3 SY4.0IRDPB 2.75P 52 11 17 29 5 4 7 3 1 ¥1,610 ※ M5 × 0.8 P3 SY5.0KRDPB 2.75P 60 13 22 33 5.5 4.5 7 3 1 ¥1,630 ※ M6 × 1 P3 SY6.0MRDPB 2.75P 62 15 26 33 6 4.5 7 3 1 ¥1,800 ※ M8 × 1.25 P3 SY8.0NRDPB 2.75P 70 19 - 36 6.2 5 8 3 2 ¥2,510 ※ ⑨ M10 × 1.5 P3 SY010ORDPB 2.75P 75 23 - 38 7 5.5 8 3 2 ¥3,200 ※ M10 × 1.25 P3 SY010NRDPB 2.75P 75 23 - 38 7 5.5 8 3 2 ¥3,200 ※ M12 × 1.75 P3 SY012PRDPB 2.75P 82 26 - 42 8.5 6.5 9 3 2 ¥4,530 ※ M12 × 1.5 P3 SY012ORDPB 2.75P 82 26 - 42 8.5 6.5 9 3 2 ¥4,530 ※M12 × 1.25P4SY012NSDPB2.75P8226-428.56.5932¥4,530 ※ ⑩ M14 × 2 P4 SY014QSDPB 2.75P 88 26 - 45 10.5 8 11 3 2 ¥6,180 ※ M14 × 1.5 P3 SY014ORDPB 2.75P 88 26 - 45 10.5 8 11 3 2 ¥6,180 ※ M16 × 2 P4 SY016QSDPB 2.75P 95 26 - 48 12.5 10 13 3 2 ¥8,250 ※ M16 × 1.5 P3 SY016ORDPB 2.75P 95 26 - 48 12.5 10 13 3 2 ¥8,250 ※ ⑪ M18 × 2.5 P4 SY018RSDPB 2.75P 100 33 - 51 14 11 14 4 2 ¥11,100 ※ M18 × 1.5 P4 SY018OSDPB 2.75P 100 33 - 51 14 11 14 4 2 ¥11,100 ※ JIS ※ = Specified Distribution Items. Made to order products. ①-166