LT Threading

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    Workpiece Material
    Workpiece Material
    • P Steel (477)
      • P0
        Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(477)
      • P1
        Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(477)
      • P2
        Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(477)
      • P3
        Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(477)
      • P4
        Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(477)
      • P5
        Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(477)
      • P6
        High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(477)
    • M Stainless Steel (477)
      • M1
        Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS(477)
      • M2
        High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS(477)
      • M3
        Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS(477)
    • K Cast Iron (477)
      • K1
        Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(477)
      • K2
        Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(477)
      • K3
        High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(477)
    • S High-Temp Alloys (477)
      • S1
        Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS(477)
      • S2
        Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS(477)
      • S3
        Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS(477)
      • S4
        Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS(477)
    Select First Choice
    • DE (63)
    • GB (41)
    • SG (36)
    Applications
    Applications
    • ID Thread TurningID Thread Turning (211)
    • OD Thread TurningOD Thread Turning (263)
    • ThreadingThreading (67)
    Type of Thread
    Type of Thread
    • 55 (130)
    • 60 (154)
    • ACME (117)
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    • BSPT (91)
    • BSW (157)
    • M (212)
    • NPT (106)
    • NPTF (91)
    • RD DIN 405 (110)
    • STUB ACME (119)
    • TR DIN 103 (114)
    • UN (170)
    • UNJ (105)
    Tool Cutting Edge Angle
    Tool Cutting Edge Angle
    • 90.0 (120)
    Tool Cutting Edge Angle MintoTool Cutting Edge Angle Max
    Connection Style
    Connection Style
    • Bolt-On Head (1)
    • Boring Bar Shank (52)
    • Toolholder (67)
    Internal Coolant Capability
    Internal Coolant Capability
    Over All Length [L]
    Over All Length [L]
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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
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    • 0.176 mm(28)
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    Corner Radius MintoCorner Radius Max
    Corner Chamfer
    Corner Chamfer
    • 0.0 mm(366)
    Corner Chamfer MintoCorner Chamfer Max
    Corner Chamfer
    Corner Chamfer
    • 0.0 in(366)
    Corner Chamfer MintoCorner Chamfer Max
    Application
    Grade Of Cutting Tool
    Grade Of Cutting Tool
    • K00331 (44)
    • K68 (51)
    • KC5010 (150)
    • KC5025 (417)
    • KC710 (64)
    • KC720 (107)
    • KC722 (51)
    • KC730 (111)
    • KC9105 (1)
    • KU25T (51)
    • SP4066 (10)
    Hand Of Tool
    Hand Of Tool
    • L (48)
    • R (72)
    F Dimension
    F Dimension
    • 7.101 mm(4)
    • 7.301 mm(4)
    • 8.9 mm(5)
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    • 25.0 mm(11)
    • 25.401 mm(11)
    • 25.8 mm(2)
    • 31.75 mm(8)
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    • 38.1 mm(2)
    • 38.875 mm(1)
    • 40.0 mm(3)
    F Dimension MintoF Dimension Max
    F Dimension
    F Dimension
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    • 0.351 in(5)
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    • 1.5 in(2)
    • 1.532 in(1)
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    F Dimension MintoF Dimension Max
    Minimum Axial Groove Diameter
    Minimum Axial Groove Diameter
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    • 76.95 mm(1)
    Minimum Axial Groove Diameter MintoMinimum Axial Groove Diameter Max
    Minimum Axial Groove Diameter
    Minimum Axial Groove Diameter
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    • 3.031 in(1)
    Minimum Axial Groove Diameter MintoMinimum Axial Groove Diameter Max
    Countersunk Angle
    Countersunk Angle
    • 10.0 (3)
    • 14.5 (24)
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    • 27.5 (53)
    • 30.0 (274)
    Countersunk Angle MintoCountersunk Angle Max
    Cutting Direction
    Cutting Direction
    • E (67)
    • S (53)
    Rake Angle Style
    Rake Angle Style
    • DOUBLE NEGATIVE (99)
    • NEGATIVE-ZERO (21)
    Maximum Bore Depth
    Maximum Bore Depth
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    • 10.0 in(1)
    Maximum Bore Depth MintoMaximum Bore Depth Max
    Maximum Bore Depth
    Maximum Bore Depth
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    • 31.75 mm(2)
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    • 128.0 mm(3)
    • 150.0 mm(1)
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    • 254.0 mm(1)
    Maximum Bore Depth MintoMaximum Bore Depth Max
    Boring Bar Material
    Boring Bar Material
    • C (12)
    • S (41)
    Front-End
    Clamp Style
    Clamp Style
    • C (58)
    • M (24)
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    Thread TPI
    Thread TPI
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    Thread TPI MintoThread TPI Max
    Thread Pitch
    Thread Pitch
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    Thread Pitch MintoThread Pitch Max
    Thread Pitch
    Thread Pitch
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    Thread Pitch MintoThread Pitch Max
    Insert Geometry
    Shape
    Shape
    • LT-TRIANGLE LAY DOWN THREAD 60 (366)
    Insert IC Size
    Insert IC Size
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    Insert IC Size MintoInsert IC Size Max
    Insert IC Size
    Insert IC Size
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    Insert IC Size MintoInsert IC Size Max
    Insert Seat Size
    Insert Seat Size
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    Cutting Edge Length
    Cutting Edge Length
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    Cutting Edge Length MintoCutting Edge Length Max
    Cutting Edge Length
    Cutting Edge Length
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    Cutting Edge Length MintoCutting Edge Length Max
    Back-End
    Connection Type
    Connection Type
    • BORING BAR (52)
    • BORING BAR HEAD (1)
    • SQUARE SHANK (67)
    Back-End Diameter
    Back-End Diameter
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    • 63.5 mm(1)
    Back-End Diameter MintoBack-End Diameter Max
    Back-End Diameter
    Back-End Diameter
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    Back-End Diameter MintoBack-End Diameter Max
    Shank Height
    Shank Height
    • 0.473 in(2)
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    Shank Height MintoShank Height Max
    Shank Height
    Shank Height
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    Shank Height MintoShank Height Max
    Shank Width
    Shank Width
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    Shank Width MintoShank Width Max
    Shank Width
    Shank Width
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    Shank Width MintoShank Width Max
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