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 ⑦ Special Thread Taps / Simple Inspection Tools Overall Thread Thread + Neck Shank Shank Size of Length oflengthlengthlengthlengthdia.squaresquareLℓℓnℓsDsKℓk JIS ① N-RS STI Roll Taps for Nonferrous Materials (for Helical Coil Wire Screw Thread Inserts) ② Specification ■The roll tap is used to cut a comparatively soft material, such as aluminum, and taps an internal thread for accommodating a helical coil wire screw thread insert, in ③ Nitride order to reinforce the internal thread and increase durability. Recommended Tapping Speeds depending on Materials Wrought aluminum Aluminum alloy castings Zinc alloy castings アルミ圧延材 アルミ合金鋳物 亜鉛合金鋳物 5〜15 5〜15 5〜15 ④ (m/min) (m/min) (m/min) TYPE:1 TYPE:2 ⑤ ⑥ : Recommended class Segment:1J Size Class Code BasicChamfermajor dia(mm)L(mm) ℓ(mm) ℓn(mm) ℓs(mm) Ds(mm) K(mm) ℓk(mm) Lobe TYPE MSRP ⑦ For Metric Threads M3 × 0.5 G3 RW3.0G3LENP 4P 3.650 52 7.5 17 29 5 4 7 4 1 ¥2,850 ※ M3 × 0.5 G3 RW3.0G3LENB 2P 3.650 52 7.5 17 29 5 4 7 4 1 ¥2,850 ※ M4 × 0.7 G4 RW4.0I4LENP 4P 4.909 60 13 22 33 5.5 4.5 7 4 1 ¥2,730 ※ M4 × 0.7 G4 RW4.0I4LENB 2P 4.909 60 13 22 33 5.5 4.5 7 4 1 ¥2,730 ※ ⑧ M5 × 0.8 G4 RW5.0K4LENP 4P 6.039 62 15 26 33 6 4.5 7 4 1 ¥2,600 ※ M5 × 0.8 G4 RW5.0K4LENB 2P 6.039 62 15 26 33 6 4.5 7 4 1 ¥2,600 ※ M6 × 1 G4 RW6.0M4LENP 4P 7.299 70 19 - 36 6.2 5 8 4 2 ¥2,680 ※ M6 × 1 G4 RW6.0M4LENB 2P 7.299 70 19 - 36 6.2 5 8 4 2 ¥2,680 ※ ⑨ M8 × 1.25 G4 RW8.0N4LENP 4P 9.624 75 23 - 38 7 5.5 8 6 2 ¥3,820 ※M8 × 1.25G4RW8.0N4LENB2P9.6247523-3875.5862¥3,820 ※ M10 × 1.5 G5 RW010O5LENP 4P 11.948 82 26 - 42 8.5 6.5 9 6 2 ¥5,120 ※ M10 × 1.5 G5 RW010O5LENB 2P 11.948 82 26 - 42 8.5 6.5 9 6 2 ¥5,120 ※ M10 × 1.25 G5 RW010N5LENP 4P 11.624 82 26 - 42 8.5 6.5 9 6 2 ¥5,120 ※ ⑩ M10 × 1.25 G5 RW010N5LENB 2P 11.624 82 26 - 42 8.5 6.5 9 6 2 ¥5,120 ※ M12 × 1.75 G6 RW012P6LENP 4P 14.273 95 26 - 48 12.5 10 13 6 2 ¥7,060 ※ M12 × 1.75 G6 RW012P6LENB 2P 14.273 95 26 - 48 12.5 10 13 6 2 ¥7,060 ※ M12 × 1.5 G6 RW012O6LENP 4P 13.948 88 26 - 45 10.5 8 11 6 2 ¥7,060 ※ M12 × 1.5 G6 RW012O6LENB 2P 13.948 88 26 - 45 10.5 8 11 6 2 ¥7,060 ※ ⑪ M12 × 1.25 G6 RW012N6LENP 4P 13.624 88 26 - 45 10.5 8 11 6 2 ¥7,060 ※ M12 × 1.25 G6 RW012N6LENB 2P 13.624 88 26 - 45 10.5 8 11 6 2 ¥7,060 ※ No. of oil grooves: S TI metric thread: 1 For M6 or less, the chamfer-2P convex center is removed. JIS ⑦-25 ※ = Specified Distribution Items. Made to order products.