① Spiral Fluted Tap Series for blind hole Overall length L Thread length ℓ Thread + Neck length ℓn Shank length ℓs Shank dia. Ds Size of square K Length of square ℓk ANSI ANSI AU+SP Spiral Fluted Taps (for blind hole) ① Plus Series Spiral Fluted Taps,Coated Spiral Fluted Taps (for through hole) ② Specification ■For wide range of materials. <2D Coating Spiral Pointed Taps (for through hole) ③ Recommended Tapping Speed depending on Materials Low carbon steels Medium carbon steels High carbon steels Alloy steels Stainless steels Aluminum alloy castings Zinc alloy castings 低炭素鋼 中炭素鋼 高炭素鋼 合金鋼 ステンレス鋼 アルミ合金鋳物 亜鉛合金鋳物 10 20 10 20 10 20 10 20 5 10 20 30 20 30 〜 〜 〜 〜 〜 〜 〜 Hand Taps ( m / min ) ( m / min ) ( m / min ) ( m / min ) ( m / min ) ( m / min ) ( m / min ) ④ TYPE:1 Cemented Carbide Taps ⑤ Roll Taps TYPE:2 TYPE:3 ⑥ Special Thread Taps Simple Inspection Tools ⑦ Segment:1C L ℓ ℓn ℓs Ds K ℓk No. of TYPE Size Class Code Chamfer (inch) (inch) (inch) (inch) (inch) (inch) (inch) flutes Pipe Taps For Metric Threads ⑧ M3 × 0.5 D3 ST3.0G3NEV 2.5P 2.205 0.433 0.736 1.339 0.141 0.11 0.187 3 1 M4 × 0.7 D4 ST4.0I4NEV 2.5P 2.48 0.512 0.815 1.535 0.168 0.131 0.25 3 1 M5 × 0.8 D4 ST5.0K4NEV 2.5P 2.756 0.551 0.984 1.654 0.194 0.152 0.25 3 1 M6 × 1 D5 ST6.0M5NEV 2.5P 3.15 0.591 1.181 1.713 0.255 0.191 0.312 3 1 Thread Mills Premium Thread Mills ⑨ M8 × 1.25 D5 ST8.0N5NEV 2.5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 3 2 M8 × 1 D5 ST8.0M5NEV 2.5P 3.543 0.748 1.378 1.831 0.318 0.238 0.375 3 2 M10 × 1.5 D6 ST010O6NEV 2.5P 3.937 0.906 1.535 2.126 0.381 0.286 0.437 3 2 M10 × 1.25 D5 ST010N5NEV 2.5P 3.937 0.906 1.535 2.126 0.381 0.286 0.437 3 2 M10 × 1 Dies D5 ST010M5NEV 2.5P 3.937 0.906 1.535 2.126 0.381 0.286 0.437 3 2 ⑩ M12 × 1.75 D6 ST012P6NEV 2.5P 4.331 1.024 - 2.205 0.367 0.275 0.437 3 3 M12 × 1.5 D6 ST012O6NEV 2.5P 4.331 1.024 - 2.205 0.367 0.275 0.437 3 3 M12 × 1.25 D5 ST012N5NEV 2.5P 4.331 1.024 - 2.205 0.367 0.275 0.437 3 3 Center Drills Centering Tools ⑪ ANSI ①-85 ※ This product is different from JIS products in shape and dimensions, please be careful when using.