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 Heat Resistant AlloyStainless Steel JIS Heat Resistant AlloyStainless Steel ③ Spiral Pointed Tap Series for through hole Overall Thread Thread + Neck Shank Shank Size of Length oflengthlengthlengthlengthdia.squaresquareLℓℓnℓsDsKℓk JIS ① SU+PO SU- PO Spiral Pointed Taps for Stainless Steels ② Specification ・Product Name and Size. SU+PO 〜 M2.6 SU−PO M3 〜 , all U, all W ③ Oxide Recommended Tapping Speeds depending on Materials Low carbon steels Medium carbon steels High carbon steels Alloy steels Stainless steels 低炭素鋼 中炭素鋼 高炭素鋼 合金鋼 ステンレス鋼 〜10 〜10 〜10 〜10 〜10 ④ (m/min) (m/min) (m/min) (m/min) (m/min) Product Features ● The SU+PO/SU-PO taps are designed for stainless steel that causes work harden easily. The cutting geometry is also suited for tapping through holes in chromium steel and molybdenum steel. ●To prevent chip welding, the tap's surface is oxidized. ⑤ Comparison chart Slow Tapping Speed Fast 5m/min 10m/min 15m/min 20m/min 30m/min ⑥ WorkpieceMaterial Fully synchronous feed area WorkpieceMaterial TitaniumAlloy ZET-P TitaniumAlloy ⑦ Nickel Nickel Base ZEN-P Base Alloy Alloy Difficult to Difficult to cut cut ⑧ SUS316 ZEN-P SUS316 SUS304 SUS304 ⑨ SU+POSUS303SU - PO SU+SL HDISL SUS303 5m/min 10m/min 15m/min 20m/min 30m/min ⑩ Speed range for the SU+PO/SU-PO taps. ⑪ JIS ③-59