2XD, 3XD AND 4XD RECOMMENDED CUTTING CONDITIONS Feed v.s. Drill Diameter In/Rev ISO Material Condition TensileStrengthRmHardness(HB)MatlNo.CuttingSpeedVc (SFM)SOMT 05SOMT 06SOMT 07 Drill Length 2, 3, 4xDSOMT 08SOMT 09SOMT 11SOMT 13 SOMT 15 (N/mm²) Ø.551-.645 Ø.649-.763 Ø.767-.882 Ø.886-1.039 Ø 1.063-1.220Ø 1.250-1.460Ø 1.437-1.687Ø 1.719-2.000 (inch) (inch) (inch) (inch) (inch) (inch) (inch) (inch) Non-alloy steel Annealed 420 125 1 700 -1200 .002-.003 .002-.003 .002-.004 .002-.004 .003-.004 .003-.005 .003-.005 .003-.005 <0.25% C Annealed 650 190 2 600 - 950 .003-.004 .003-.004 .003-.005 .003-.005 .003-.006 .003-.006 .003-.0065 .003-.0065 & cast steel, >= 0.25% C Quenched &free cutting<0.55%Tempered850250 3 450 - 800 .003-.005 .003-.005 .003-.006 .003-.006 .004-.006 .004-.006 .004-.007 .004-.007 C steel >= Annealed 750 220 4 450 - 800 .003-.005 .003-.005 .003-.006 .003-.006 .004-.007 .004-.007 .004-.007 .004-.007 0.55% C Quenched &Tempered 1000 300 5 450 - 800 .003-.005 .003-.005 .003-.006 .003-.006 .004-.007 .004-.007 .004-.007 .004-.007 P Annealed 600 200 6 450 - 800 .003-.006 .003-.006 .003-.007 .003-.007 .004-.007 .004-.009 .004-.009 .004-.0095 Low alloy steel & cast 930 275 7 325 - 600 .003-.006 .003-.006 .003-.008 .003-.008 .004-.008 .004-.0085 .004-.0085 .004-.0085 steek (less than 5% Quenched &alloying elements)Tempered1000300 8 325 - 600 .003-.006 .003-.006 .003-.008 .003-.008 .004-.008 .004-.0085 .004-.0085 .004-.0085 1200 350 9 325 - 600 .003-.006 .003-.006 .003-.008 .003-.008 .004-.008 .004-.0085 .004-.0085 .004-.0085 Annealed 680 200 10 450 - 675 .002-.005 .0025-.005 .0025-.005 .003-.006 .004-.007 .004-.007 .004-.008 .004-.008 High alloy steel, cast steel, & tool steel Quenched &Tempered 1100 325 11 325 - 525 .0025-.005 .0025-.005 .003-.006 .003-.006 .0035-.007 .0035-.008 .004-.008 .004-.008 Ferritic/martensitic 680 200 12 500 - 800 .0025-.005 .0025-.005 .003-.006 .003-.006 .003-.007 .0035-.008 .004-.008 .004-.008 M Stainless steel & caststainless steelMartensitic 820 240 13 500 - 800 .0025-.005 .0025-.005 .003-.006 .003-.006 .003-.007 .0035-.008 .004-.008 .004-.008 Austenitic 600 180 14 500 - 800 .0025-.005 .0025-.005 .003-.006 .003-.006 .003-.007 .0035-.008 .004-.008 .004-.008 GreyCast Iron Ferritic 160 15 525 - 850 .003-.007 .003-.007 .004-.008 .004-.008 .004-.008 .004-.008 .004-.0085 .004-.0085 (GG) Pearlitic 250 16 525 - 850 .003-.007 .003-.007 .004-.008 .004-.008 .004-.008 .004-.008 .004-.0085 .004-.0085 K Cast Iron Nodular(GGG) FerriticPearlitic 180 17 525 - 850 .003-.007 .003-.007 .004-.008 .004-.008 .004-.008 .004-.008 .004-.0085 .004-.008526018525 - 850.003-.007.003-.007.004-.008.004-.008.004-.008.004-.008.004-.0085.004-.0085 Ferritic 130 19 400 - 725 .003-.0055 .003-.0055 .004-.006 .004-.006 .004-.0065 .004-.007 .004-.007 .004-.007 Malleable Cast Iron Pearlitic 230 20 400 - 725 .003-.0055 .003-.0055 .004-.006 .004-.006 .004-.0065 .004-.007 .004-.007 .004-.007 Aluminum - wrought Not cureable 60 21 650 - 1150 .0025-.006 .0025-.006 .003-.0065 .003-.0065 .0035-.007 .0035-.007 .004-.0075 .004-.0075 alloy Cured 100 22 650 - 1150 .0025-.006 .0025-.006 .003-.0065 .003-.0065 .0035-.007 .0035-.007 .004-.0075 .004-.0075 Not cureable 75 23 650 - 1150 .0025-.006 .0025-.006 .003-.0065 .003-.0065 .0035-.007 .0035-.007 .004-.0075 .004-.0075 Aluminum - <=12% Si Cured 90 24 650 - 1150 .0025-.006 .0025-.006 .003-.0065 .003-.0065 .0035-.007 .0035-.007 .004-.0075 .004-.0075 cast, alloyed ______ >12% Si Hightemperature 130 25 650 - 1150 .0025-.006 .0025-.006 .003-.0065 .003-.0065 .0035-.007 .0035-.007 .004-.0075 .004-.0075 N Free cutting 110 26 490 - 825 .0025-.006 .0025-.006 .003-.0065 .003-.0065 .004-.007 .004-.007 .004-.008 .004-.008 1% Pb > Brass 90 27 490 - 825 .0025-.006 .0025-.006 .003-.0065 .003-.0065 .004-.007 .004-.007 .004-.008 .004-.008 Copper alloys Electroliticcopper 100 28 490 - 825 .0025-.006 .0025-.006 .003-.0065 .003-.0065 .004-.007 .004-.007 .004-.008 .004-.008 Duro & fiberNon-metallicplastics 29 490 - 825 .0025-.006 .0025-.006 .003-.0065 .003-.0065 .004-.007 .004-.007 .004-.008 .004-.008 Hard rubber 30 490 - 825 .0025-.006 .0025-.006 .003-.0065 .003-.0065 .004-.007 .004-.007 .004-.008 .004-.008 Annealed 200 31 100 - 200 .002-.003 .002-.003 .002-.0035 .002-.0035 .003-.004 .003-.004 .003-.005 .003-.005 Fe based Cured 280 32 100 - 200 .002-.003 .002-.003 .002-.0035 .002-.0035 .003-.004 .003-.004 .003-.005 .003-.005 High temp alloys______ Annealed 250 33 100 - 200 .002-.003 .002-.003 .002-.0035 .002-.0035 .003-.004 .003-.004 .003-.005 .003-.005 S Ni or Co Curedbased 350 34 100 - 200 .002-.003 .002-.003 .002-.0035 .002-.0035 .003-.004 .003-.004 .003-.005 .003-.005 Cast 320 35 100 - 200 .002-.003 .002-.003 .002-.0035 .002-.0035 .003-.004 .003-.004 .003-.005 .003-.005 Rm 400 36 165 - 265 .0025-.0035 .0025-.0035 .003-.004 .003-.004 .003-.004 .003-.004 .003-.004 .003-.004 Titanium, Ti alloys Alpha+betaalloys curedRm 1050 37 165 - 265 .0025-.0035 .0025-.0035 .003-.004 .003-.004 .003-.004 .003-.004 .003-.004 .003-.004 Hardened 55 HRC 38 100 - 200 .002-.0035 .002-.0035 .002-.004 .002-.004 .002-.0045 .002-.0045 .002-.0045 .002-.0045 Hardened steel H Hardened 60 HRC 39 100 - 200 .002-.0035 .002-.0035 .002-.004 .002-.004 .002-.0045 .002-.0045 .002-.0045 .002-.0045 Chilled cast iron Cast 400 40 100 - 200 .002-.0035 .002-.0035 .002-.004 .002-.004 .002-.0045 .002-.0045 .002-.0045 .002-.0045 Cast iron nodular Hardened 55 HRC 41 100 - 200 .002-.0035 .002-.0035 .002-.004 .002-.004 .002-.0045 .002-.0045 .002-.0045 .002-.0045 284