JIS 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 Special Thread Taps / Simple Inspection Tools Overall Thread Thread + Neck Shank Size of Length oflengthlengthlengthdia.squaresquareLℓℓnDsKℓk⑦ JIS N-CT LA STI ① Carbide Hand Taps for Light Alloys (for Helical Coil Wire Screw Thread Inserts) ② Specification ■The carbide tap is used to cut a comparatively soft material, such as aluminum, and create an internal thread for accommodating a helical coil wire screw thread insert, in order to reinforce the internal thread and increase durability. ③ Recommended Tapping Speeds depending on Materials Aluminum alloy castings Zinc alloy castings アルミ合金鋳物 亜鉛合金鋳物 10〜20 10〜20 (m/min) (m/min) ④ TYPE:1 ⑤ TYPE:2 TYPE:3 ⑥ ⑦ Segment:1L Size Class Code BasicChamfermajor dia(mm)L(mm)ℓ(mm) ℓn(mm) Ds(mm) K(mm) ℓk(mm) No. offlutes TYPE MSRPFor Metric Threads ⑧ M3 × 0.5 Ⅰb TW3.0G1LWB5 5P 3.650 52 13 - 5 4 7 3 1 ¥17,100 ※ M3 × 0.5 Ⅰb TW3.0G1LWBA 1.5P 3.650 52 13 - 5 4 7 3 1 ¥17,100 ※ M4 × 0.7 Ⅰb TW4.0I1LWB5 5P 4.909 60 16 - 5.5 4.5 7 3 1 ¥18,000 ※ M4 × 0.7 Ⅰb TW4.0I1LWBA 1.5P 4.909 60 16 - 5.5 4.5 7 3 1 ¥18,000 ※ ⑨ M5 × 0.8 Ⅰb TW5.0K1LWB5 5P 6.039 62 19 - 6 4.5 7 3 2 ¥18,700 ※ M5 × 0.8 Ⅰb TW5.0K1LWBA 1.5P 6.039 62 19 - 6 4.5 7 3 2 ¥18,700 ※ M6 × 1 Ⅰb TW6.0M1LWB5 5P 7.299 65 19 - 6.2 5 8 4 3 ¥20,500 ※ M6 × 1 Ⅰb TW6.0M1LWBA 1.5P 7.299 65 19 - 6.2 5 8 4 3 ¥20,500 ※ M8 × 1.25 Ⅰb TW8.0N1LWB5 5P 9.624 75 24 - 7 5.5 8 4 3 ¥26,300 ※ ⑩ M8 × 1.25 Ⅰb TW8.0N1LWBA 1.5P 9.624 75 24 - 7 5.5 8 4 3 ¥26,300 ※ M10 × 1.5 Ⅰb TW010O1LWB5 5P 11.948 82 30 - 8.5 6.5 9 4 3 ¥36,600 ※ M10 × 1.5 Ⅰb TW010O1LWBA 1.5P 11.948 82 30 - 8.5 6.5 9 4 3 ¥36,600 ※ ⑪ JIS ※ = Specified Distribution Items. Made to order products. ⑦-26