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 JIS ⑧ Pipe Tap Series Overall Thread Shank Shank Size of Length oflengthlengthlengthdia.squaresquareLℓℓsDsKℓk JIS ① SU-SP-PF Spiral Fluted Taps for Parallel Pipe Threads, for Stainless Steels ② Specification ■The SU-SP-PF is a spiral flute tap suitable for machining stainless steel, chromium steel, molybdenum steel. These are materials that Oxide ③ have a remarkably high work hardened ability. Recommended Tapping Speeds depending on Materials Low carbon steels Medium carbon steels High carbon steels Alloy steels Stainless steels 低炭素鋼 中炭素鋼 高炭素鋼 合金鋼 ステンレス鋼 5〜10 5〜10 5〜10 5〜10 〜5 ④ (m/min) (m/min) (m/min) (m/min) (m/min) TYPE:1 ⑤ Segment:1G ⑥ Size Class Code BasicChamfer major dia(mm)L(mm)ℓ(mm)ℓs(mm)Ds(mm) K(mm) ℓk(mm) No. offlutes TYPE MSRP For Pipe Threads PF 1/8-28 Ⅱ SYPF022GEX 2.5P 9.728 59 15 34 8 6 9 3 1 ¥3,340 ※ PF 1/4-19 Ⅱ SYPF042GEX 2.5P 13.157 67 19 37 11 9 12 3 1 ¥4,830 ※ ⑦ PF 3/8-19 Ⅱ SYPF062GEX 2.5P 16.662 75 21 42 14 11 14 3 1 ¥7,990 ※ PF 1/2-14 Ⅱ SYPF082GEX 2.5P 20.955 87 26 47 18 14 17 4 1 ¥13,000 ※ PF 3/4-14 Ⅱ SYPF122GEX 2.5P 26.441 96 28 53 23 17 20 4 1 ¥21,600 ※ PF 1 -11 Ⅱ SYPF162GEX 2.5P 33.249 109 33 60 26 21 24 4 1 ¥40,300 ※ ⑧ ⑨ ⑩ ⑪ JIS ⑧-77 ※ = Specified Distribution Items. Made to order products.