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 ⑩ Dies OutsidediameterThicknessDT JIS ① SP-D Spiral Fluted HSS Round Dies ② Specification Front face ■The chip holes in the die are spiral fluted. The continuous metal chips are pushed out backward to reduce chip problems. ③ Recommended Tapping Speeds depending on Materials Low carbon steels Medium carbon steels 低炭素鋼 中炭素鋼 2.5〜5 2.5〜5 ④ (m/min) (m/min) TYPE:1 ⑤ Segment:32 ⑥ Size Class Code D(mm) T (mm) Clearanceholes TYPE MSRP For Metric Threads M3 × 0.5 P1 SEP3.0G 20 7 3 1 ¥10,100 ※ M4 × 0.7 P1 SEP4.0I 20 7 3 1 ¥10,100 ※ ⑦ M5 × 0.8 P1 SEP5.0KM6 × 1P1SEP6.0M 20 7 4 1 ¥10,100 ※20741¥10,100 ※ M8 × 1.25 P1 SGP8.0N 25 9 4 1 ¥12,100 ※ ⑧ ⑨ ⑩ ⑪ JIS ⑩-43 ※ = Specified Distribution Items. Made to order products.