Boring Bars

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    Workpiece Material
    Workpiece Material
    • P Steel (63)
      • P0
        Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(63)
      • P1
        Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(63)
      • P2
        Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(63)
      • P3
        Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(63)
      • P4
        Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(63)
      • P5
        Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(63)
      • P6
        High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(63)
    • M Stainless Steel (63)
      • M1
        Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS(63)
      • M2
        High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS(63)
      • M3
        Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS(63)
    • K Cast Iron (63)
      • K1
        Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(63)
      • K2
        Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(63)
      • K3
        High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(63)
    • N Non-Ferrous Materials (63)
      • N1
        Wrought Aluminum (63)
      • N2
        Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2%(62)
      • N3
        High-Silicon Aluminum Alloys Si >12.2%(25)
      • N4
        Copper, Brass, Zinc-based on machinability index range of 70-100 (63)
      • N5
        Nylon, Plastics, Rubbers, Phenolics, Resins, Fiberglass (62)
      • N6
        Carbon, Graphite Composites, CFRP (62)
    • S High-Temp Alloys (63)
      • S1
        Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS(63)
      • S2
        Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS(63)
      • S3
        Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS(63)
      • S4
        Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS(63)
    • H Hardened Materials (61)
      • H1
        Hardened Materials 44-48 HRC(61)
      • H2
        Hardened Materials 48-55 HRC(61)
      • H3
        Hardened Materials 56-60 HRC(38)
      • H4
        Hardened Materials >60 HRC(38)
    Applications
    Applications
    • Face GroovingFace Grooving (62)
    • GroovingGrooving (3)
    • ID FacingID Facing (7)
    • ID GroovingID Grooving (56)
    • ID Thread TurningID Thread Turning (63)
    • ThreadingThreading (1)
    Type of Thread
    Type of Thread
    • 60 (61)
    • ACME (35)
    • API (33)
    • API RD (27)
    • BSW (25)
    • BUTTRESS (56)
    • M (36)
    • NPT (25)
    • STUB ACME (25)
    • UN (56)
    • UNJ (25)
    Cutting Condition
    Cutting Condition
    • Heavily Interrupted Cut (62)
    • Lightly Interrupted Cut (62)
    • Smooth Cut (62)
    • Varying Depth of Cut (62)
    Cutting Edges Per Insert
    Cutting Edges Per Insert
    • 1.0 (61)
    • 2.0 (58)
    Cutting Edges Per Insert MintoCutting Edges Per Insert Max
    Internal Coolant Capability
    Internal Coolant Capability
    Over All Length [L]
    Over All Length [L]
    • 4.921 in(1)
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    • 9.843 in(2)
    • 9.879 in(1)
    • 10.0 in(8)
    • 11.811 in(4)
    • 12.0 in(8)
    • 13.781 in(1)
    • 14.0 in(10)
    • 16.0 in(10)
    Over All Length [L] MintoOver All Length [L] Max
    Over All Length [L]
    Over All Length [L]
    • 125.0 mm(1)
    • 150.0 mm(5)
    • 152.4 mm(1)
    • 179.8 mm(2)
    • 200.0 mm(4)
    • 202.601 mm(1)
    • 203.201 mm(5)
    • 250.0 mm(2)
    • 250.925 mm(1)
    • 254.0 mm(8)
    • 300.0 mm(4)
    • 304.8 mm(8)
    • 350.0 mm(1)
    • 355.6 mm(10)
    • 406.401 mm(10)
    Over All Length [L] MintoOver All Length [L] Max
    Corner configuration
    Corner Radius
    Corner Radius
    • 0.002 in(25)
    • 0.003 in(61)
    • 0.004 in(48)
    • 0.005 in(25)
    • 0.006 in(33)
    • 0.007 in(44)
    • 0.008 in(61)
    • 0.01 in(44)
    • 0.011 in(25)
    • 0.012 in(25)
    • 0.014 in(33)
    • 0.016 in(27)
    • 0.019 in(33)
    • 0.02 in(48)
    • 0.023 in(33)
    • 0.03 in(23)
    • 0.031 in(48)
    • 0.033 in(2)
    • 0.035 in(33)
    • 0.039 in(48)
    • 0.047 in(48)
    • 0.049 in(48)
    • 0.06 in(48)
    • 0.062 in(25)
    • 0.063 in(56)
    • 0.069 in(48)
    • 0.078 in(25)
    • 0.079 in(33)
    • 0.089 in(33)
    • 0.095 in(33)
    • 0.098 in(8)
    • 0.125 in(8)
    Corner Radius MintoCorner Radius Max
    Corner Radius
    Corner Radius
    • 0.05 mm(25)
    • 0.076 mm(61)
    • 0.1 mm(48)
    • 0.125 mm(25)
    • 0.151 mm(33)
    • 0.176 mm(44)
    • 0.2 mm(61)
    • 0.225 mm(25)
    • 0.25 mm(44)
    • 0.275 mm(25)
    • 0.301 mm(25)
    • 0.325 mm(33)
    • 0.351 mm(33)
    • 0.4 mm(27)
    • 0.45 mm(33)
    • 0.476 mm(12)
    • 0.5 mm(48)
    • 0.576 mm(33)
    • 0.75 mm(23)
    • 0.775 mm(48)
    • 0.826 mm(2)
    • 0.9 mm(33)
    • 1.0 mm(48)
    • 1.201 mm(48)
    • 1.25 mm(48)
    • 1.5 mm(48)
    • 1.576 mm(25)
    • 1.6 mm(56)
    • 1.75 mm(48)
    • 1.975 mm(25)
    • 2.0 mm(33)
    • 2.25 mm(33)
    • 2.401 mm(33)
    • 2.5 mm(8)
    • 3.176 mm(8)
    Corner Radius MintoCorner Radius Max
    Application
    Minimum Depth of Cut
    Minimum Depth of Cut
    Minimum Feed
    Minimum Feed
    Grade Of Cutting Tool
    Grade Of Cutting Tool
    • K1 (5)
    • K2885 (48)
    • K313 (56)
    • K420 (63)
    • K4H (37)
    • K68 (63)
    • KB1345 (33)
    • KB1630 (33)
    • KB5625 (25)
    • KBH20 (12)
    • KC250 (53)
    • KC5010 (63)
    • KC5025 (63)
    • KC5410 (56)
    • KC710 (56)
    • KC720 (61)
    • KC722 (56)
    • KC730 (63)
    • KC732 (25)
    • KC810 (63)
    • KC850 (58)
    • KC910 (37)
    • KC9110 (56)
    • KC9120 (25)
    • KC9320 (56)
    • KC935 (56)
    • KC950 (56)
    • KCK20 (45)
    • KCK20B (56)
    • KCP10B (56)
    • KCP25B (56)
    • KCU10 (63)
    • KCU10B (63)
    • KCU25 (63)
    • KCU25B (56)
    • KD050 (12)
    • KD081 (25)
    • KD100 (30)
    • KD120 (33)
    • KD1425 (25)
    • KT175 (48)
    • KT315 (56)
    • KU10T (56)
    • KU25T (56)
    • KU30T (56)
    • KY3000 (33)
    Hand Of Tool
    Hand Of Tool
    • L (26)
    • R (37)
    F Dimension
    F Dimension
    • 6.551 mm(2)
    • 7.0 mm(2)
    • 10.3 mm(1)
    • 10.775 mm(1)
    • 10.976 mm(2)
    • 11.0 mm(4)
    • 11.101 mm(2)
    • 12.576 mm(2)
    • 12.701 mm(2)
    • 13.0 mm(2)
    • 14.15 mm(2)
    • 14.275 mm(2)
    • 16.25 mm(2)
    • 17.0 mm(4)
    • 17.35 mm(2)
    • 17.475 mm(4)
    • 19.425 mm(1)
    • 22.0 mm(2)
    • 22.225 mm(2)
    • 22.6 mm(2)
    • 25.401 mm(2)
    • 27.0 mm(4)
    • 28.576 mm(1)
    • 31.75 mm(4)
    • 32.525 mm(2)
    • 34.926 mm(4)
    • 35.0 mm(1)
    • 38.1 mm(1)
    • 41.276 mm(1)
    F Dimension MintoF Dimension Max
    F Dimension
    F Dimension
    • 0.258 in(2)
    • 0.276 in(2)
    • 0.406 in(1)
    • 0.424 in(1)
    • 0.432 in(2)
    • 0.433 in(4)
    • 0.437 in(2)
    • 0.495 in(2)
    • 0.5 in(2)
    • 0.512 in(2)
    • 0.557 in(2)
    • 0.562 in(2)
    • 0.64 in(2)
    • 0.669 in(4)
    • 0.683 in(2)
    • 0.689 in(4)
    • 0.765 in(1)
    • 0.866 in(2)
    • 0.875 in(2)
    • 0.89 in(2)
    • 1.0 in(2)
    • 1.063 in(4)
    • 1.125 in(1)
    • 1.25 in(4)
    • 1.281 in(2)
    • 1.375 in(4)
    • 1.379 in(1)
    • 1.5 in(1)
    • 1.625 in(1)
    F Dimension MintoF Dimension Max
    Minimum Axial Groove Diameter
    Minimum Axial Groove Diameter
    • 11.175 mm(2)
    • 11.5 mm(2)
    • 18.5 mm(2)
    • 18.55 mm(4)
    • 20.326 mm(1)
    • 22.0 mm(3)
    • 25.401 mm(4)
    • 26.0 mm(2)
    • 28.576 mm(4)
    • 34.0 mm(4)
    • 34.926 mm(6)
    • 44.0 mm(2)
    • 44.45 mm(2)
    • 50.801 mm(2)
    • 54.0 mm(4)
    • 57.151 mm(6)
    • 60.325 mm(2)
    • 63.5 mm(4)
    • 69.851 mm(4)
    • 70.0 mm(1)
    • 76.2 mm(1)
    • 82.551 mm(1)
    Minimum Axial Groove Diameter MintoMinimum Axial Groove Diameter Max
    Minimum Axial Groove Diameter
    Minimum Axial Groove Diameter
    • 0.44 in(2)
    • 0.453 in(2)
    • 0.728 in(2)
    • 0.73 in(4)
    • 0.8 in(1)
    • 0.866 in(3)
    • 1.0 in(4)
    • 1.024 in(2)
    • 1.125 in(4)
    • 1.339 in(4)
    • 1.375 in(6)
    • 1.732 in(2)
    • 1.75 in(2)
    • 2.0 in(2)
    • 2.126 in(4)
    • 2.25 in(6)
    • 2.375 in(2)
    • 2.5 in(4)
    • 2.75 in(4)
    • 2.757 in(1)
    • 3.0 in(1)
    • 3.25 in(1)
    Minimum Axial Groove Diameter MintoMinimum Axial Groove Diameter Max
    Maximum Axial Groove Diameter
    Maximum Axial Groove Diameter
    • 393.661 in(62)
    Maximum Axial Groove Diameter MintoMaximum Axial Groove Diameter Max
    Maximum Axial Groove Diameter
    Maximum Axial Groove Diameter
    • 9999.0 mm(62)
    Maximum Axial Groove Diameter MintoMaximum Axial Groove Diameter Max
    Cutting Direction
    Cutting Direction
    • E (7)
    • S (56)
    Maximum Bore Depth
    Maximum Bore Depth
    • 1.23 in(1)
    • 1.232 in(1)
    • 1.291 in(1)
    • 1.5 in(1)
    • 1.891 in(2)
    • 2.0 in(2)
    • 2.499 in(1)
    • 2.5 in(2)
    • 2.52 in(2)
    • 3.0 in(4)
    • 3.15 in(2)
    • 3.75 in(2)
    • 3.781 in(1)
    • 3.938 in(4)
    • 4.0 in(6)
    • 4.5 in(2)
    • 5.0 in(3)
    • 5.039 in(2)
    • 6.0 in(6)
    • 6.299 in(4)
    • 7.0 in(3)
    • 7.875 in(1)
    • 8.0 in(8)
    • 10.0 in(2)
    Maximum Bore Depth MintoMaximum Bore Depth Max
    Maximum Bore Depth
    Maximum Bore Depth
    • 31.25 mm(1)
    • 31.3 mm(1)
    • 32.801 mm(1)
    • 38.1 mm(1)
    • 48.0 mm(2)
    • 50.801 mm(2)
    • 63.475 mm(1)
    • 63.5 mm(2)
    • 64.0 mm(2)
    • 76.2 mm(4)
    • 80.0 mm(2)
    • 95.25 mm(2)
    • 96.0 mm(1)
    • 100.0 mm(4)
    • 101.601 mm(6)
    • 114.301 mm(2)
    • 127.0 mm(3)
    • 128.0 mm(2)
    • 152.4 mm(6)
    • 160.0 mm(4)
    • 177.8 mm(3)
    • 200.0 mm(1)
    • 203.201 mm(8)
    • 254.0 mm(2)
    Maximum Bore Depth MintoMaximum Bore Depth Max
    Boring Bar Material
    Boring Bar Material
    • C (9)
    • S (54)
    Front-End
    Clamp Style
    Clamp Style
    • N (62)
    Cutting Width
    Cutting Width
    • 0.02 in(23)
    • 0.031 in(28)
    • 0.035 in(23)
    • 0.039 in(48)
    • 0.041 in(23)
    • 0.047 in(53)
    • 0.055 in(23)
    • 0.058 in(23)
    • 0.06 in(48)
    • 0.062 in(53)
    • 0.067 in(23)
    • 0.069 in(48)
    • 0.073 in(25)
    • 0.077 in(23)
    • 0.078 in(25)
    • 0.079 in(48)
    • 0.088 in(48)
    • 0.089 in(36)
    • 0.094 in(12)
    • 0.095 in(53)
    • 0.097 in(25)
    • 0.098 in(48)
    • 0.105 in(25)
    • 0.108 in(48)
    • 0.11 in(25)
    • 0.119 in(56)
    • 0.122 in(25)
    • 0.125 in(56)
    • 0.126 in(56)
    • 0.128 in(48)
    • 0.129 in(23)
    • 0.131 in(12)
    • 0.138 in(56)
    • 0.143 in(25)
    • 0.147 in(11)
    • 0.15 in(12)
    • 0.151 in(11)
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    • 0.157 in(33)
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    • 0.185 in(28)
    • 0.188 in(33)
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    • 0.192 in(12)
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    • 0.196 in(25)
    • 0.197 in(8)
    • 0.202 in(8)
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    • 0.217 in(8)
    • 0.218 in(2)
    • 0.219 in(8)
    • 0.237 in(8)
    • 0.25 in(10)
    • 0.256 in(8)
    • 0.281 in(2)
    • 0.312 in(2)
    • 0.375 in(2)
    • 0.384 in(2)
    Cutting Width MintoCutting Width Max
    Cutting Width
    Cutting Width
    • 0.5 mm(23)
    • 0.775 mm(28)
    • 0.8 mm(23)
    • 0.9 mm(23)
    • 1.0 mm(48)
    • 1.05 mm(23)
    • 1.201 mm(53)
    • 1.401 mm(23)
    • 1.475 mm(23)
    • 1.5 mm(48)
    • 1.576 mm(53)
    • 1.701 mm(23)
    • 1.75 mm(48)
    • 1.826 mm(25)
    • 1.951 mm(23)
    • 1.975 mm(25)
    • 2.0 mm(48)
    • 2.2 mm(48)
    • 2.225 mm(48)
    • 2.25 mm(36)
    • 2.375 mm(12)
    • 2.401 mm(53)
    • 2.475 mm(25)
    • 2.5 mm(48)
    • 2.676 mm(25)
    • 2.75 mm(48)
    • 2.801 mm(25)
    • 3.0 mm(56)
    • 3.1 mm(25)
    • 3.176 mm(56)
    • 3.2 mm(56)
    • 3.25 mm(48)
    • 3.276 mm(23)
    • 3.325 mm(12)
    • 3.5 mm(56)
    • 3.6 mm(25)
    • 3.725 mm(11)
    • 3.801 mm(12)
    • 3.825 mm(11)
    • 3.85 mm(23)
    • 3.95 mm(25)
    • 3.975 mm(12)
    • 4.0 mm(33)
    • 4.25 mm(33)
    • 4.3 mm(25)
    • 4.5 mm(33)
    • 4.525 mm(25)
    • 4.7 mm(28)
    • 4.775 mm(33)
    • 4.801 mm(33)
    • 4.875 mm(12)
    • 4.9 mm(12)
    • 4.95 mm(25)
    • 4.976 mm(25)
    • 5.0 mm(8)
    • 5.125 mm(8)
    • 5.4 mm(8)
    • 5.5 mm(8)
    • 5.525 mm(2)
    • 5.575 mm(8)
    • 6.0 mm(8)
    • 6.351 mm(10)
    • 6.5 mm(8)
    • 7.125 mm(2)
    • 7.926 mm(2)
    • 9.525 mm(2)
    • 9.75 mm(2)
    Cutting Width MintoCutting Width Max
    Insert Size
    Insert Size
    • 1 (5)
    • 2 (23)
    • 3 (25)
    • 4 (8)
    • 6 (2)
    Maximum Cutting Depth
    Maximum Cutting Depth
    • 0.04 in(1)
    • 0.063 in(2)
    • 0.067 in(1)
    • 0.075 in(1)
    Maximum Cutting Depth MintoMaximum Cutting Depth Max
    Maximum Cutting Depth
    Maximum Cutting Depth
    • 1.026 mm(1)
    • 1.6 mm(2)
    • 1.701 mm(1)
    • 1.901 mm(1)
    Maximum Cutting Depth MintoMaximum Cutting Depth Max
    Insert Geometry
    Cutting Tool Material
    Cutting Tool Material
    • B H (33)
    • B L (25)
    • C N (33)
    • D P (30)
    • H T (56)
    • H W (63)
    Back-End
    Back-End Diameter
    Back-End Diameter
    • 9.525 mm(1)
    • 10.0 mm(1)
    • 12.0 mm(3)
    • 12.701 mm(5)
    • 15.875 mm(5)
    • 16.0 mm(3)
    • 19.05 mm(4)
    • 20.0 mm(2)
    • 25.0 mm(4)
    • 25.401 mm(8)
    • 31.75 mm(3)
    • 32.0 mm(2)
    • 38.1 mm(4)
    • 40.0 mm(4)
    • 44.45 mm(3)
    • 50.0 mm(1)
    • 50.801 mm(8)
    • 63.5 mm(2)
    Back-End Diameter MintoBack-End Diameter Max
    Back-End Diameter
    Back-End Diameter
    • 0.375 in(1)
    • 0.394 in(1)
    • 0.473 in(3)
    • 0.5 in(5)
    • 0.625 in(5)
    • 0.63 in(3)
    • 0.75 in(4)
    • 0.787 in(2)
    • 0.984 in(4)
    • 1.0 in(8)
    • 1.25 in(3)
    • 1.26 in(2)
    • 1.5 in(4)
    • 1.575 in(4)
    • 1.75 in(3)
    • 1.969 in(1)
    • 2.0 in(8)
    • 2.5 in(2)
    Back-End Diameter MintoBack-End Diameter Max
    Shank Height
    Shank Height
    • 0.606 in(1)
    • 0.939 in(1)
    • 1.214 in(2)
    • 1.53 in(4)
    • 1.848 in(1)
    Shank Height MintoShank Height Max
    Shank Height
    Shank Height
    • 15.4 mm(1)
    • 23.826 mm(1)
    • 30.826 mm(2)
    • 38.825 mm(4)
    • 46.95 mm(1)
    Shank Height MintoShank Height Max
    Shank Width
    Shank Width
    • 0.864 in(1)
    • 1.141 in(2)
    • 1.455 in(4)
    • 1.848 in(1)
    Shank Width MintoShank Width Max
    Shank Width
    Shank Width
    • 21.951 mm(1)
    • 28.951 mm(2)
    • 36.95 mm(4)
    • 46.95 mm(1)
    Shank Width MintoShank Width Max
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