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 Overall Thread Thread + Neck Shank Shank Size of Length oflengthlengthlengthlengthdia.squaresquareLℓℓnℓsDsKℓk① JIS TYPE:1 TYPE:2 ① ② 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 ③ M6 × 1 P4 HFISPS6.0M 2.5P 62 19 27 32 6 - - 3 1 ¥4,050 M8 × 1.25 P4 HFISPS8.0N 2.5P 70 22 - 36 8 - - 3 2 ¥5,960 M10 × 1.5 P4 HFISPS010O 2.5P 75 24 - 37 10 - - 3 2 ¥7,550 M10 × 1.25 P4 HFISPS010N 2.5P 75 24 - 37 10 - - 3 2 ¥7,550M12 × 1.75P4HFISPS012P2.5P8229-4012--32¥10,700 ④ M12 × 1.5 P4 HFISPS012O 2.5P 82 29 - 40 12 - - 3 2 ¥10,700 M12 × 1.25 P4 HFISPS012N 2.5P 82 29 - 40 12 - - 3 2 ¥10,700 M14 × 1.5 P4 HFISPS014O 2.5P 88 30 - 40 12 - - 3 2 ¥14,600 M16 × 1.5 P4 HFISPS016O 2.5P 95 32 - 43 16 - - 3 2 ¥19,300 ⑤ M18 × 1.5 P4 HFISPS018O 2.5P 100 37 - 45 16 - - 4 2 ¥27,400 M20 × 1.5 P5 HFISPT020O 2.5P 105 37 - 45 16 - - 4 2 ¥35,800 Note: ・‌There is no shank square. Use a holder with high holding force like a milling chuck.・The back end of the HFAHS shank has a tongue drive design. If the tool holder only grips on the back end of the HFAHS shank tongue drive, the coolant may leak. ⑥ ⑦ ⑧ ⑨ ⑩ ⑪ JIS ※ = Specified Distribution Items. Made to order products. ①-188