VPH Premium Powdered Metal High Speed Steel High Heat Material Hardened Steels WorkMaterial Ti AlloyTi-6Al-4V Fe Base MaterialIncoloy901, A286Ni & Co BaseMaterialInconel718,Waspaloy33-43 HRC43-48 HRC48-53 HRC Drilling Speed 20-26 SFM 20-26 SFM 20 SFM 40-60 SFM 20-32 SFM 15-25 SFM Drill Dia. Speed Feed Speed Feed Speed Feed Speed Feed Speed Feed Speed Feed mm Inch RPM IPR RPM IPR RPM IPR RPM IPR RPM IPR RPM IPR 0.5 – 4,840 0.0005-0.0008 4,840 0.0005-0.0008 3,870 0.0005 10,270 0.001 5,040 0.001 4,260 0.001 – 3/64 2,030 0.0006-0.0010 2,030 0.0006-0.0010 1,630 0.0006 4,310 0.001-0.002 2,120 0.001 1,790 0.001 2 – 1,200 0.0008-0.0012 1,200 0.0008-0.0012 950 0.0008 2,550 0.001-0.002 1,250 0.001-0.002 1,050 0.001-0.002 – 3/32 1,020 0.0010-0.0014 1,020 0.0010-0.0014 810 0.0010 2,160 0.001-0.003 1,060 0.001-0.002 890 0.001-0.002 3 – 850 0.0012-0.0018 850 0.0012-0.0018 630 0.0012 1,700 0.001-0.003 850 0.001-0.002 700 0.001-0.002 – 1/8 800 0.0013-0.0019 800 0.0013-0.0019 590 0.0013 1,600 0.001-0.003 800 0.001-0.002 660 0.001-0.002 4 – 630 0.0016-0.0024 630 0.0016-0.0024 470 0.0016 1,250 0.002-0.004 640 0.002-0.003 520 0.002-0.003 – 3/16 530 0.0019-0.0028 530 0.0019-0.0028 400 0.0019 1,050 0.002-0.005 540 0.002-0.004 430 0.002-0.004 6 – 420 0.0024-0.0035 420 0.0024-0.0035 320 0.0024 850 0.002-0.006 430 0.002-0.005 350 0.002-0.005 – 1/4 400 0.0026-0.0037 400 0.0026-0.0037 300 0.0026 800 0.002-0.006 400 0.002-0.005 330 0.002-0.005 8 – 320 0.0031-0.0047 320 0.0031-0.0047 230 0.0031 640 0.003-0.008 320 0.003-0.006 260 0.003-0.006 – 3/8 260 0.0037-0.0056 260 0.0037-0.0056 200 0.0037 540 0.004-0.009 270 0.004-0.008 220 0.004-0.008 10 – 250 0.0039-0.0059 250 0.0039-0.0059 190 0.0039 510 0.004-0.010 260 0.004-0.008 210 0.004-0.008 – 7/16 230 0.0043-0.0066 230 0.0043-0.0066 170 0.0043 450 0.004-0.011 230 0.004-0.009 185 0.004-0.009 12 – 210 0.0047-0.0071 210 0.0047-0.0071 160 0.0047 430 0.005-0.012 210 0.005-0.009 170 0.005-0.009 – 1/2 200 0.0050-0.0075 200 0.0050-0.0075 150 0.0050 410 0.005-0.013 200 0.005-0.010 165 0.005-0.010 14 – 180 0.0055-0.0083 180 0.0055-0.0083 130 0.0055 360 0.005-0.014 180 0.005-0.011 150 0.005-0.011 – 5/8 160 0.0062-0.0093 160 0.0062-0.0093 115 0.0062 320 0.006-0.016 160 0.006-0.012 130 0.006-0.012 18 – 140 0.0071-0.0106 140 0.0071-0.0106 100 0.0071 280 0.007-0.018 140 0.007-0.014 115 0.007-0.014 – 3/4 130 0.0075-0.0112 130 0.0075-0.0112 95 0.0075 265 0.007-0.019 130 0.007-0.015 110 0.007-0.015 20 – 125 0.0079-0.0118 125 0.0079-0.0118 90 0.0079 250 0.008-0.020 125 0.008-0.016 105 0.008-0.016 WWW.OSGTOOL.COM Drilling Technical 319