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 ANSI ① Spiral Fluted Tap Series for blind hole Overall Thread Thread + Neck Shank Shank Size of Length oflengthlengthlengthlengthdia.squaresquareLℓℓnℓsDsKℓk ANSI ① ISP Spiral Fluted Taps for General Purpose ② Specification ■Suitable for low speed tapping of steels. <2D For manual use and drilling machine use. Oxide ③ Recommended Tapping Speed TYPE:1depending on Materials Low carbon steels 低炭素鋼 〜5 ④ (m/min) TYPE:2 TYPE:3 ⑤ ⑥ Segment:1C Size Class Code Chamfer L(inch) ℓ(inch) ℓn(inch) ℓs(inch) Ds(inch) K(inch) ℓk(inch) No. offlutesTYPE For Unified Threads No.6-32UNC - UAUN6JXHEX 2.5P 2 0.374 0.669 1.201 0.141 0.11 0.187 3 1 ⑦ No.8-32UNC - UAUN8JXHEX 2.5P 2.125 0.374 0.866 1.339 0.168 0.131 0.25 3 1 No.10-24UNC - UAUNAMXHEX 2.5P 2.375 0.512 0.866 1.339 0.194 0.152 0.25 3 1 1/4-20UNC - UAU04NXHEX 2.5P 2.5 0.591 1.024 1.22 0.255 0.191 0.312 3 2 5/16-18UNC - UAU05OXHEX 2.5P 2.718 0.669 1.004 1.378 0.318 0.238 0.375 3 3 3/8-16UNC - UAU06PXHEX 2.5P 2.937 0.748 1.059 1.496 0.381 0.286 0.437 3 3 ⑧ For Unified Threads(In blister package) No.6-32UNC - UAUN6JXHEXR 2.5P 2 0.374 0.669 1.201 0.141 0.11 0.187 3 1 No.8-32UNC - UAUN8JXHEXR 2.5P 2.125 0.374 0.866 1.339 0.168 0.131 0.25 3 1 No.10-24UNC - UAUNAMXHEXR 2.5P 2.375 0.512 0.866 1.339 0.194 0.152 0.25 3 1 ⑨ 1/4-20UNC - UAU04NXHEXR 2.5P 2.5 0.591 1.024 1.22 0.255 0.191 0.312 3 25/16-18UNC-UAU05OXHEXR2.5P2.7180.6691.0041.3780.3180.2380.37533 3/8-16UNC - UAU06PXHEXR 2.5P 2.937 0.748 1.059 1.496 0.381 0.286 0.437 3 3 Blister Package ⑩ ⑪ ANSI ①-61 ※ This product is different from JIS products in shape and dimensions, please be careful when using.