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.squaresquareLℓℓnℓsDsKℓk⑥ JIS TYPE:1 TYPE:2 ① ② Recommended class Segment:1J Size Class Code Chamfer L (mm) ℓ(mm) ℓn(mm) ℓs(mm) Ds(mm) K(mm) ℓk(mm) Lobe TYPE MSRP For Metric Threads ③ M6 × 1 G8 RY6.0M8OCTP 4P 62 11 26 33 6 4.5 7 5 1 ¥4,510 M6 × 1 G8 RY6.0M8OCTB 2P 62 11 26 33 6 4.5 7 5 1 ¥4,510 M8 × 1.25 G8 RY8.0N8OCTP 4P 70 12 - 36 6.2 5 8 6 2 ¥6,120 M8 × 1.25 G8 RY8.0N8OCTB 2P 70 12 - 36 6.2 5 8 6 2 ¥6,120 M10 × 1.5 G8 RY010O8OCTP 4P 75 13 - 38 7 5.5 8 8 2 ¥7,400 ④ M10 × 1.5 G8 RY010O8OCTB 2P 75 13 - 38 7 5.5 8 8 2 ¥7,400 M10 × 1.25 G8 RY010N8OCTP 4P 75 13 - 38 7 5.5 8 8 2 ¥7,400 M10 × 1.25 G8 RY010N8OCTB 2P 75 13 - 38 7 5.5 8 8 2 ¥7,400 M12 × 1.75 G8 RY012P8OCTP 4P 82 15 - 42 8.5 6.5 9 8 2 ¥11,400M12 × 1.75G8RY012P8OCTB2P8215-428.56.5982¥11,400 ⑤ M12 × 1.5 G8 RY012O8OCTP 4P 82 15 - 42 8.5 6.5 9 8 2 ¥11,400 M12 × 1.5 G8 RY012O8OCTB 2P 82 15 - 42 8.5 6.5 9 8 2 ¥11,400 M12 × 1.25 G8 RY012N8OCTP 4P 82 15 - 42 8.5 6.5 9 8 2 ¥11,400 M12 × 1.25 G8 RY012N8OCTB 2P 82 15 - 42 8.5 6.5 9 8 2 ¥11,400M14 × 1.5G9RY014O9OCTP4P8818-4510.581182¥15,400 ⑥ M14 × 1.5 G9 RY014O9OCTB 2P 88 18 - 45 10.5 8 11 8 2 ¥15,400 M16 × 1.5 G9 RY016O9OCTP 4P 95 18 - 48 12.5 10 13 8 2 ¥19,300 M16 × 1.5 G9 RY016O9OCTB 2P 95 18 - 48 12.5 10 13 8 2 ¥19,300 M18 × 1.5 G10 RY018OOOCTP 4P 100 20 - 51 14 11 14 8 2 ¥27,100 ⑦ M18 × 1.5 G10 RY018OOOCTB 2P 100 20 - 51 14 11 14 8 2 ¥27,100 M20 × 1.5 G10 RY020OOOCTP 4P 105 20 - 50 15 12 15 8 2 ¥31,800 M20 × 1.5 G10 RY020OOOCTB 2P 105 20 - 50 15 12 15 8 2 ¥31,800 Number of oil grooves: M 6 = 5, M8 = 6, M10 and larger = 8 For M6 and smaller, external centers of 2 thread chamfer taps are removed. ⑧ ⑨ ⑩ ⑪ JIS ※ = Specified Distribution Items. Made to order products. ⑥-8