d k A-OIL-POT Advanced Performance Taps for a Variety of Materials List 16555 VC10 V A-OIL-POT, Coolant-Through, DIN Overall Length, Plug (3.5P-4.5P) Lc Ln L lk Tap Size EDP Number DINThreadNo. ofPlugOverallLimitFlutes(3.5P - 4.5P)LengthThreadLengthNeckLengthShankDia.SquareWidthSquareLength V L Lc Ln d k lk 1/4 - 20 UNC H51/4 - 28 UNFH4 16555001081655500208 3.14 0.598 1.181 0.255 0.190 0.311 5/16 - 18 UNC H55/16 - 24 UNFH4 16555003081655500408 3.54 0.665 1.377 0.317 0.238 0.374 3/8 - 16 UNC H53/8 - 24 UNFH4 1655500508 3.9316555006083.540.751 1.5351.377 0.380 0.285 0.437 7/16 - 14 UNC7/16 - 20 UNF 16555007081655500808 3.93 0.858 1.291 0.322 0.242 0.405 1/2 - 13 UNC 1655500908 4.331/2 - 20 UNF9/16 - 12 UNC9/16 - 18 UNFH531655501008165550110816555012083.934.333.930.9211.0001.3540.3671.4720.4290.2740.4370.3220.500 5/8 - 11 UNC5/8 - 18 UNF 1655501308 4.3316555014083.931.090 1.562 0.480 0.359 0.562 3/4 - 10 UNC3/4 - 16 UNF 1655501508 4.9216555016084.331.200 1.712 0.590 0.442 0.688 7/8 - 9 UNC7/8 - 14 UNF1 - 8 UNCH61 - 12 UNF1655501708 5.5116555018084.921.334 1.885 0.697 0.522 0.75116555019086.2916555020085.511.5002.0900.8000.6000.811 Packed: 1 pc. Available V coating only. ATP Work Material P M K N S H Carbon Steels AlloyList No.Low10101018Med.10351045HighSteelsDie10654140Steels4340Stainless SteelsCast30040017-4 PHIronAluminumNickelAlloyTitaniumHardened Steels60617075CastingInconel6Al4V(30 HRC)~35HRC35-4545-5050-70HRCHRCHRC 16555 SFM 100-200 100-200 100-200 50-120 45-110 40-120 40-120 40-100 80-160 90-220 90-220 60-120 good best WWW.OSGTOOL.COM Spiral Pointed Taps 487