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 Pointed Tap Series for through hole Overall Thread Thread + Neck Shank Shank Size of Length oflengthlengthlengthlengthdia.squaresquareLℓℓnℓsDsKℓk③ JIS HC-PO OX ① Oxidized Spiral Pointed Taps for High Carbon Steels ② Specification ■The HC-PO OX is a spiral pointed tap suitable for tapping high carbon steel such as S55C. Oxide ③ Recommended Tapping Speeds depending on Materials Medium carbon steels High carbon steels Thermal refined steels 中炭素鋼 高炭素鋼 調質鋼 5〜10 5〜10 5〜10 (m/min) (m/min) (m/min)25〜35HRC ④ TYPE:1 TYPE:2 ⑤ Segment:1E Size Class Code Chamfer L(mm) ℓ(mm) ℓn(mm) ℓs(mm) Ds(mm) K(mm) ℓk(mm)No. offlutes TYPE MSRP ⑥ For Metric Threads M6 × 1 P2 PCMQ6.0MX 5P 62 15 26 33 6 4.5 7 3 1 ¥1,350 M8 × 1.25 P3 PCMR8.0NX 5P 70 19 - 36 6.2 5 8 3 2 ¥1,880 M8 × 1 P3 PCMR8.0MX 5P 70 19 - 36 6.2 5 8 3 2 ¥2,140 ※ ⑦ ⑧ ⑨ ⑩ ⑪ JIS ※ = Specified Distribution Items. Made to order products. ③-78