DIN 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 Pipe Tap Series Overall Thread Shank Shank Size of Length oflengthlengthlengthdia.squaresquareLℓℓsDsKℓk⑧ DIN SP V G ① Spiral Fluted Taps for Parallel Pipe Threads, Coated ② Specification ■This is a coated spiral fluted tap for blind holes. Coating ③ Recommended Tapping Speeds depending on Materials Low carbon steels Medium carbon steels High carbon steels Alloy steels 低炭素鋼 中炭素鋼 高炭素鋼 合金鋼 10〜20 10〜20 10〜20 10〜20 (m/min) (m/min) (m/min) (m/min) ④ TYPE:1 DIN376/DIN374/DIN5156 ⑤ Segment:1H Size Class Code Chamfer L(mm) ℓ(mm) ℓs(mm) Ds(mm) K(mm) ℓk(mm) No. of flutes TYPE ⑥ For G Threads G 1/8-28 - 9940R02TI 2.5P 90 12 46 7 5.5 8 3 1 G 1/4-19 - 9940R04TI 2.5P 100 14 51 11 9 12 3 1 G 3/8-19 - 9940R06TI 2.5P 100 14 51 12 9 12 3 1 ⑦ G 1/2-14 - 9940R08TI 2.5P 125 18 64 16 12 15 4 1 ⑧ ⑨ ⑩ ⑪ DIN ※ This product is different from JIS products in shape and dimensions, please be careful when using. ⑧-58