Boring Bars

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    • P Steel (241)
      • P5
        Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(241)
      • P4
        Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(241)
      • P2
        Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(241)
      • P6
        High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(241)
      • P3
        Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(241)
      • P0
        Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(241)
      • P1
        Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(241)
    • M Stainless Steel (240)
      • M2
        High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS(240)
      • M1
        Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS(240)
      • M3
        Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS(240)
    • K Cast Iron (224)
      • K2
        Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(224)
      • K3
        High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(223)
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    • N Non-Ferrous Materials (245)
      • N2
        Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2%(245)
      • N6
        Carbon, Graphite Composites, CFRP (193)
      • N3
        High-Silicon Aluminum Alloys Si >12.2%(200)
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        Copper, Brass, Zinc-based on machinability index range of 70-100 (230)
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    • S High-Temp Alloys (227)
      • S1
        Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS(227)
      • S4
        Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS(210)
      • S2
        Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS(227)
      • S3
        Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS(227)
    • H Hardened Materials (219)
      • H3
        Hardened Materials 56-60 HRC(219)
      • H2
        Hardened Materials 48-55 HRC(219)
      • H4
        Hardened Materials >60 HRC(219)
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        Hardened Materials 44-48 HRC(219)
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    • DE (48)
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    Applications
    Applications
    • Back BoringBack Boring (27)
    • FacingFacing (6)
    • ID FacingID Facing (2)
    • Multiple Direction CuttingMultiple Direction Cutting (204)
    • ProfilingProfiling (136)
    • TRN BoringTRN Boring (199)
    • TurningTurning (6)
    Tool Cutting Edge Angle
    Tool Cutting Edge Angle
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    • 90.0 (48)
    • 93.0 (71)
    • 95.0 (108)
    • 107.5 (18)
    Tool Cutting Edge Angle MintoTool Cutting Edge Angle Max
    Connection Style
    Connection Style
    • Boring Bar Shank (229)
    • Toolholder (1)
    Cutting Edges Per Insert
    Cutting Edges Per Insert
    • 1.0 (198)
    • 2.0 (183)
    • 3.0 (46)
    • 4.0 (125)
    • 6.0 (25)
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    Cutting Edges Per Insert MintoCutting Edges Per Insert Max
    Internal Coolant Capability
    Internal Coolant Capability
    Over All Length [L]
    Over All Length [L]
    • 1.2598 in(2)
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    • 13.78 in(8)
    • 14.0 in(11)
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    Over All Length [L] MintoOver All Length [L] Max
    Over All Length [L]
    Over All Length [L]
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    Over All Length [L] MintoOver All Length [L] Max
    Corner configuration
    Corner Radius
    Corner Radius
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    Corner Radius MintoCorner Radius Max
    Corner Radius
    Corner Radius
    • 0.1 mm(115)
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    Corner Radius MintoCorner Radius Max
    Application
    Grade Of Cutting Tool
    Grade Of Cutting Tool
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    Hand Of Tool
    Hand Of Tool
    • L (77)
    • N (5)
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    Wiper Insert
    Wiper Insert
    • N (249)
    • Y (74)
    F Dimension
    F Dimension
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    F Dimension MintoF Dimension Max
    F Dimension
    F Dimension
    • 0.0 in(4)
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    • 0.236 in(2)
    • 0.2362 in(4)
    • 0.25 in(7)
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    • 1.37 in(1)
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    • 1.531 in(2)
    F Dimension MintoF Dimension Max
    Minimum Axial Groove Diameter
    Minimum Axial Groove Diameter
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    • 63.0 mm(6)
    • 63.5 mm(1)
    • 76.96 mm(2)
    Minimum Axial Groove Diameter MintoMinimum Axial Groove Diameter Max
    Minimum Axial Groove Diameter
    Minimum Axial Groove Diameter
    • 0.315 in(3)
    • 0.3937 in(2)
    • 0.433 in(4)
    • 0.4331 in(4)
    • 0.48 in(7)
    • 0.5118 in(11)
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    • 0.6299 in(10)
    • 0.63 in(3)
    • 0.73 in(2)
    • 0.77 in(5)
    • 0.787 in(4)
    • 0.7874 in(17)
    • 0.8661 in(2)
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    • 1.063 in(4)
    • 1.2 in(5)
    • 1.22 in(1)
    • 1.2598 in(16)
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    • 1.3 in(3)
    • 1.378 in(3)
    • 1.457 in(1)
    • 1.47 in(5)
    • 1.5748 in(7)
    • 1.575 in(17)
    • 1.6535 in(2)
    • 1.705 in(1)
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    • 1.969 in(11)
    • 2.0 in(1)
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    • 2.1654 in(1)
    • 2.4 in(3)
    • 2.48 in(4)
    • 2.4803 in(2)
    • 2.5 in(1)
    • 3.03 in(2)
    Minimum Axial Groove Diameter MintoMinimum Axial Groove Diameter Max
    Cutting Direction
    Cutting Direction
    • B (107)
    • E (115)
    • P (1)
    • S (7)
    Rake Angle Style
    Rake Angle Style
    • DOUBLE NEGATIVE (76)
    • NEGATIVE-ZERO (136)
    • NEUTRAL (ZERO) (15)
    • POSITIVE-NEGATIVE (3)
    Maximum Bore Depth
    Maximum Bore Depth
    • 1.24 in(1)
    • 1.26 in(2)
    • 1.4172 in(3)
    • 1.5 in(7)
    • 1.56 in(3)
    • 1.5748 in(10)
    • 1.576 in(2)
    • 1.872 in(1)
    • 1.88 in(3)
    • 1.8896 in(5)
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    • 2.0 in(7)
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    • 2.358 in(2)
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    • 2.5 in(4)
    • 2.5196 in(14)
    • 2.52 in(2)
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    • 3.0 in(18)
    • 3.148 in(1)
    • 3.1496 in(11)
    • 3.16 in(2)
    • 3.75 in(1)
    • 3.7794 in(8)
    • 3.78 in(1)
    • 3.92 in(5)
    • 3.936 in(12)
    • 3.9372 in(12)
    • 4.0 in(8)
    • 4.5 in(1)
    • 4.7244 in(11)
    • 5.0 in(6)
    • 5.0392 in(9)
    • 5.04 in(19)
    • 5.9058 in(6)
    • 6.0 in(5)
    • 6.28 in(3)
    • 6.2992 in(4)
    • 6.3 in(10)
    • 7.5588 in(1)
    • 7.876 in(4)
    • 7.88 in(2)
    • 8.0 in(4)
    • 10.0 in(2)
    Maximum Bore Depth MintoMaximum Bore Depth Max
    Maximum Bore Depth
    Maximum Bore Depth
    • 32.0 mm(3)
    • 36.0 mm(3)
    • 38.08 mm(4)
    • 38.1 mm(3)
    • 40.0 mm(15)
    • 47.628 mm(1)
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    • 127.0 mm(4)
    • 128.0 mm(28)
    • 150.0 mm(6)
    • 152.4 mm(5)
    • 160.0 mm(17)
    • 192.0 mm(1)
    • 200.0 mm(6)
    • 203.2 mm(4)
    • 254.0 mm(2)
    Maximum Bore Depth MintoMaximum Bore Depth Max
    Boring Bar Material
    Boring Bar Material
    • C (58)
    • S (172)
    Front-End
    Clamp Style
    Clamp Style
    • C (4)
    • D (46)
    • M (12)
    • N (1)
    • P (18)
    • S (171)
    Insert Shape
    Insert Shape
    • C-DIAMOND/RHOMBIC 80 (108)
    • D-DIAMOND/RHOMBIC 55 (78)
    • S-SQUARE 90 (1)
    • T-TRIANGLE 60 (35)
    • V-DIAMOND/RHOMBIC 35 (14)
    • W-TRIGON 80 (17)
    Maximum Cutting Depth
    Maximum Cutting Depth
    • 0.11 in(1)
    • 0.1832 in(1)
    • 0.187 in(1)
    • 0.2953 in(2)
    • 0.3937 in(2)
    • 0.5315 in(3)
    • 0.6496 in(2)
    • 0.8268 in(3)
    • 1.2598 in(1)
    Maximum Cutting Depth MintoMaximum Cutting Depth Max
    Maximum Cutting Depth
    Maximum Cutting Depth
    • 2.81 mm(1)
    • 4.655 mm(1)
    • 4.75 mm(1)
    • 7.5 mm(2)
    • 10.0 mm(2)
    • 13.5 mm(3)
    • 16.5 mm(2)
    • 21.0 mm(3)
    • 32.0 mm(1)
    Maximum Cutting Depth MintoMaximum Cutting Depth Max
    Insert Geometry
    Cutting Tool Material
    Cutting Tool Material
    • B H (87)
    • B L (154)
    • C A (58)
    • C N (61)
    • D P (186)
    • H T (69)
    • H W (244)
    Back-End
    Connection Type
    Connection Type
    • BORING BAR (229)
    • SQUARE SHANK (1)
    Back-End Diameter
    Back-End Diameter
    • 6.0 mm(3)
    • 7.938 mm(1)
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    • 63.5 mm(2)
    Back-End Diameter MintoBack-End Diameter Max
    Shank Height
    Shank Height
    • 0.2756 in(1)
    • 0.315 in(1)
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    Shank Height MintoShank Height Max
    Shank Height
    Shank Height
    • 7.0 mm(1)
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    Shank Height MintoShank Height Max
    Shank Width
    Shank Width
    • 0.315 in(1)
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    • 1.4551 in(1)
    • 1.8488 in(2)
    Shank Width MintoShank Width Max
    Shank Width
    Shank Width
    • 8.0 mm(1)
    • 21.96 mm(1)
    • 36.96 mm(1)
    • 46.96 mm(2)
    Shank Width MintoShank Width Max
    Other
    Insert Hand
    Insert Hand
    • N (250)
    • R (40)
    Solid Indexable Tool
    Solid Indexable Tool
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    Hardness (HB)

    Hardness (HRC)