d k XPF-LS Extreme Performance Forming Tap List 16255 HSS-Co V LT-S-XPF, Long Shank, Modified Bottom (2.5P) Lc Ln L lk Tap Size Lead ThreadLimit EDPNumber LongOverallLengthThreadLengthNeckLengthShankDia.SquareSquareWidthLengthTap Drill SizeClass of Fit V L Lc Ln d k lk Min Max 2B 3B 5 - 40 UNC5 - 44 UNF6 - 32 UNC6 - 40 UNFH5162555402516255542551625554425162555420516255632251625563255162556402516255642553.154.723.154.723.154.723.154.720.11230.11480.3120.7220.11340.11570.1410.1100.1890.3910.8050.12210.12520.3880.8010.12530.1278H5H3 8 - 32 UNC8 - 36 UNF10 - 24 UNC10 - 32 UNFH6162558322516255832551625583625162558625516255102261625510426162551032616255102563.154.723.154.723.945.913.945.910.3930.8460.14810.15120.1680.1310.3890.8410.14980.15260.2520.5200.9650.16880.17290.1940.1520.5160.9610.17410.1772H6H4 12 - 24 UNC12 - 28 UNF2.5P H7 16255122271625512427162551282716255122573.945.913.945.910.5221.124 0.1948 0.19890.2200.1650.2800.5191.1210.19780.2014H7H5 1/4 - 20 UNC1/4 - 28 UNF H6 16255142261625514026162551482616255142563.945.913.945.91 0.2245 0.22950.5261.2070.2550.1910.2870.23180.2354H6H4 5/16 - 18UNC5/16 - 24UNF3/8 - 16 UNC3/8 - 24 UNFH7162555112716255561271625551227162555142716255381271625538627162553822716255384274.335.914.335.914.725.914.725.910.28420.28980.5551.3780.3180.2380.3740.29120.29550.34310.34950.6261.5750.3810.2860.4370.35370.3580H7H5 7/16 - 14UNC7/16 - 20UNF H8 16255711281625576128162557122816255762284.725.914.725.91 0.4011 0.40840.7131.7130.3230.2420.4060.41200.4171H8 1/2 - 13 UNC 162551212816255123285.917.090.768 1.933 0.367 0.275 0.437 0.4608 0.4686 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 16255 * * * 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 383