XPF Extreme Performance Forming Tap List 16250 (Continued) HSS-Co V S-XPF, DIN Overall Length, Bottom (1.5P-2P), Modified Bottom (2.5P-3P), Plug (4P-4.5P) Tap Size Lead ThreadLimit EDPNumber DINOverallLengthThreadLengthNeckLengthShankDia.SquareSquareWidthLengthTap Drill SizeClass of Fit V L Lc Ln d k lk Min Max 2B 3B 1.5P H7 1625056217 5/16 - 24 UNF 2.5P H5 16250562451625056247 3.54 0.555 1.378 0.317 0.238 0.374 0.2912 0.2955 4.5P H7 1625056249 1.5P 1625038117 3/8 - 16 UNC 2.5P H5 16250381651625038167 0.3431 0.3495 H7 4.5P H7 16250381471.5P1625038217 0.625 1.575 0.380 0.285 0.437 3/8 - 24 UNF 2.5P H54.5PH71.5PH816250382451625038247162503824916250761183.94 0.3537 0.3580 7/16 - 14 UNC 2.5P H5 16250761451625076148 0.4011 0.4084 H5 4.5P H8 16250761491.5P1625076218 0.712 1.693 0.322 0.242 0.405 7/16 - 20 UNF 2.5P H5 16250762051625076208 0.4120 0.4171 4.5P H8 16250762481.5P1625012118 H8 1/2 - 13 UNC 2.5P H5 16250121351625012138 4.33 0.4608 0.4686 4.5P H8 16250121481.5P1625012218 0.767 1.929 0.367 0.274 0.437 1/2 - 20 UNF 2.5P H54.5PH816250122051625012208 3.941625012248 0.4745 0.4796 1.5P H79/16 - 12 UNC2.5PH101625091117162509612716250961204.33 0.5200 0.5280 4.5P H7 16250911471.5PH101625091810 0.834 1.969 0.429 0.322 0.500 9/16 - 18 UNF 2.5P H7 16250961871625096180 3.94 0.5342 0.5398 4.5P H10 16250918401.5P1625058410 H10 H7 5/8 - 11 UNC 2.5P H7 16250581171625058110 4.33 0.5787 0.5879 4.5P H10 16250581401.5P1625058810 0.909 2.126 0.480 0.359 0.562 5/8 - 18 UNF 2.5P H74.5PH101625058187162505818016250588403.94 0.5967 0.6023 Packed: 1 pc. Available V coating only. Work Material P M K N S H Carbon Steels AlloyList No.Low10101018Med.10351045HighSteelsDie10654140Steels4340Stainless SteelsCast30040017-4 PHIronAluminumNickelAlloyTitaniumHardened Steels60617075CastingInconel6Al4V(30 HRC)~35HRC35-4545-5050-70HRCHRCHRC 16250 * * * SFM 50-115 50-115 50-85 50-85 20-65 15-40 15-35 10-30 65-115 65-90 8-12 8-15 50-100 8-25 *For Stainless Steel, please use non-water-soluble coolant. good best WWW.OSGTOOL.COM Forming Taps 377