
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 ① JIS LS-PM-SP Spiral Fluted Taps (for blind hole) ① JIS Long Shank Spiral Fluted Taps for Hard-to-Machine Materials Spiral Fluted Taps (for through hole) ② Specification ■Long shank spiral fluted tap suitable for tapping hard steels with hardness between 35-45HRC such as forgings and thermal refined steels of high Spiral Pointed Taps (for through hole) carbon steels and alloy steels, and mold steels. ③ Recommended Tapping Speeds depending on Materials High carbon steels Thermal refined steels Thermal refined steels 高炭素鋼 調質鋼 調質鋼 5 10 〜 〜 5 〜 5 Hand Taps ( m / min ) ( m / min ) ( m / min ) ④ 25〜35HRC 35〜45HRC TYPE:1 Cemented Carbide Taps ⑤ TYPE:2 TYPE:3 Roll Taps ⑥ Special Thread Taps Simple Inspection Tools ⑦ Segment:1D L ℓ ℓn ℓs Ds K ℓk No. of TYPE MSRP Size Class Code Chamfer (mm) (mm) (mm) (mm) (mm) (mm) (mm) flutes Pipe Taps For Metric Threads ⑧ M3 × 0.5 P3 S43.0GRDPBE 2.75P 100 9 18 40 4 3.2 6 3 1 ¥4,640 ※ M4 × 0.7 P3 S44.0IRDPBE 2.75P 100 11 21 40 5 4 7 3 1 ¥4,230 ※ M5 × 0.8 P3 S45.0KRDPBE 2.75P 100 13 25 40 5.5 4.5 7 3 1 ¥3,710 ※ M6 × 1 P3 S46.0MRDPBE 2.75P 100 15 30 40 6 4.5 7 3 1 ¥3,170 ※ Thread Mills Premium Thread Mills M6 × 1 P3 S46.0MRDPBG 2.75P 150 15 30 40 6 4.5 7 3 1 ¥5,600 ※ ⑨ M8 × 1.25 P3 SY8.0NRDPBE 2.75P 100 19 - 50 6.2 5 8 3 2 ¥4,110 ※ M8 × 1.25 P3 SY8.0NRDPBG 2.75P 150 19 - 50 6.2 5 8 3 2 ¥7,000 ※ M10 × 1.5 P3 SY010ORDPBG 2.75P 150 23 - 50 7 5.5 8 3 2 ¥8,140 ※ M10 × 1.25 P3 SY010NRDPBG 2.75P 150 23 - 50 7 5.5 8 3 2 ¥8,140 ※ Dies M12 × 1.75 ⑩ P3 SY012PRDPBG 2.75P 150 26 - 50 8.5 6.5 9 3 2 ¥10,200 ※ M12 × 1.5 P3 SY012ORDPBG 2.75P 150 26 - 50 8.5 6.5 9 3 2 ¥10,200 ※ M12 × 1.25 P4 SY012NSDPBG 2.75P 150 26 - 50 8.5 6.5 9 3 2 ¥10,200 ※ M14 × 2 P4 SY014QSDPBG 2.75P 150 26 - 60 10.5 8 11 3 2 ¥12,800 ※ M14 × 1.5 ¥12,800 ※ Center Drills Centering Tools P3 SY014ORDPBG 2.75P 150 26 - 60 10.5 8 11 3 2 ⑪ M16 × 2 P4 SY016QSDPBG 2.75P 150 26 - 60 12.5 10 13 3 2 ¥13,900 ※ M16 × 1.5 P3 SY016ORDPBG 2.75P 150 26 - 60 12.5 10 13 3 2 ¥13,900 ※ M18 × 2.5 P4 SY018RSDPBG 2.75P 150 33 - 70 14 11 14 4 2 ¥18,900 ※ JIS ※ = Specified Distribution Items. Made to order products. ①-172