ANSI 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 Spiral Fluted Tap Series for blind hole Overall Thread Thread + Neck Shank Shank Size of Length oflengthlengthlengthlengthdia.squaresquareLℓℓnℓsDsKℓk① ANSI SP ① Spiral Fluted Taps for Alloy Steels ② Specification ■SP taps are spiral flute taps for alloy steel and high carbon steel. They have an improved chip discharge performance and are ideal for Oxide reducing tapping torque. They are also ideal for ③ Recommended Tapping Speed depending on Materials large diameter blind hole tapping. Alloy steels High carbon steels 合金鋼 高炭素鋼 5〜10 5〜10 (m/min) (m/min)TYPE:1 ④ ⑤ Segment:1C Size Class Code Chamfer L(inch)ℓ(inch) ℓn(inch) ℓs(inch) Ds(inch) K(inch) ℓk(inch) No. offlutesTYPE ⑥ For Unified Threads 1 -8UNC 2BX SSU16XYEEXJ 2.5P 6.299 1.457 - 3.228 0.8 0.6 0.812 4 1 1 1/8-8UN 2BX SSU18XYEEXJ 2.5P 7.087 1.732 - 3.622 0.896 0.672 0.875 4 1 1 1/4-8UN 2BX SSU20XYEEXJ 2.5P 7.087 1.929 - 3.622 1.021 0.766 1 4 1 1 3/8-8UN 2BX SSU22XYEEXJ 2.5P 7.874 2.165 - 4.016 1.108 0.831 1.062 4 1 ⑦ 1 1/2-8UN 2BX SSU24XYEEXJ 2.5P 7.874 2.323 - 4.016 1.233 0.925 1.125 4 1 ⑧ ⑨ ⑩ ⑪ ANSI ※ This product is different from JIS products in shape and dimensions, please be careful when using. ①-76