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 DIN ⑧ Pipe Tap Series Overall Thread Shank Shank Size of Length oflengthlengthlengthdia.squaresquareLℓℓsDsKℓk DIN ① SP-VA G Spiral Fluted Taps for Parallel Pipe Threads, for Stainless Steels ② Specification ■Most suitable for stainless steels, sticky and <2D tending to work-harden, as well as chrome steels and molybdenum steels, blind hole use. Oxide ③ 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 〜10 〜10 〜10 〜10 〜10 ④ (m/min) (m/min) (m/min) (m/min) (m/min) TYPE:1 ⑤ Segment:1H ⑥ Size Class Code Chamfer L(mm) ℓ(mm) ℓs(mm) Ds(mm) K(mm) ℓk(mm) No. of flutes TYPE For G Threads G 1/8-28 - SVG0020GEX 2.5P 90 12 46 7 5.5 8 3 1 G 1/4-19 - SVG0040GEX 2.5P 100 14 51 11 9 12 3 1 ⑦ G 3/8-19 - SVG0060GEX 2.5P 100 14 51 12 9 12 3 1G 1/2-14-SVG0080GEX2.5P125186416121541 G 3/4-14 - SVG0120GEX 2.5P 140 20 71 20 16 19 4 1 G 1 -11 ISO2 SVG0160GEX 2.5P 160 20 82 25 20 23 4 1 ⑧ ⑨ ⑩ ⑪ DIN ⑧-59 ※ This product is different from JIS products in shape and dimensions, please be careful when using.