Boring Bars

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Workpiece Material
Workpiece Material
  • P Steel (44)
    • P0
      Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS (44)
    • P1
      Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS (44)
    • P2
      Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS (44)
    • P3
      Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS (44)
    • P4
      Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS (44)
    • P5
      Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS (44)
    • P6
      High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS (44)
  • M Stainless Steel (44)
    • M1
      Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS (44)
    • M2
      High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS (44)
    • M3
      Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS (44)
  • K Cast Iron (44)
    • K1
      Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS (44)
    • K2
      Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS (44)
    • K3
      High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS (44)
  • N Non-Ferrous Materials (44)
    • N1
      Wrought Aluminum (44)
    • N2
      Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2% (44)
    • N3
      High-Silicon Aluminum Alloys Si >12.2% (32)
    • N4
      Copper, Brass, Zinc-based on machinability index range of 70-100 (44)
    • N5
      Nylon, Plastics, Rubbers, Phenolics, Resins, Fiberglass (44)
    • N6
      Carbon, Graphite Composites, CFRP (44)
    • N7
      MMC's (32)
  • S High-Temp Alloys (44)
    • S1
      Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS (44)
    • S2
      Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS (44)
    • S3
      Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS (44)
    • S4
      Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS (44)
  • H Hardened Materials (44)
    • H1
      Hardened Materials 44-48 HRC (44)
    • H2
      Hardened Materials 48-55 HRC (44)
    • H3
      Hardened Materials 56-60 HRC (38)
    • H4
      Hardened Materials >60 HRC (38)
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  • CN (24)
  • DE (24)
  • GB (15)
  • IN (2)
  • SG (4)
  • US (41)
Applications
Applications
  • ID Grooving ID Grooving (44)
  • Multiple Direction Cutting Multiple Direction Cutting (44)
  • TRN Boring TRN Boring (44)
Cutting Condition
Cutting Condition
  • Heavily Interrupted Cut (44)
  • Lightly Interrupted Cut (44)
  • Smooth Cut (44)
  • Varying Depth of Cut (44)
Tool Cutting Edge Angle
Tool Cutting Edge Angle
  • 90.0 (42)
  • 92.25 (2)
Tool Cutting Edge Angle Min to Tool Cutting Edge Angle Max
Cutting Edges Per Insert
Cutting Edges Per Insert
  • 1.0 (38)
  • 2.0 (44)
Cutting Edges Per Insert Min to Cutting Edges Per Insert Max
Over All Length [L]
Over All Length [L]
  • 7.875 in (12)
  • 8.019 in (6)
  • 8.02 in (4)
  • 9.843 in (6)
  • 10.02 in (3)
  • 10.025 in (1)
  • 11.811 in (6)
  • 12.0 in (1)
  • 12.02 in (3)
  • 12.025 in (2)
Over All Length [L] Min to Over All Length [L] Max
Over All Length [L]
Over All Length [L]
  • 200.0 mm (12)
  • 203.675 mm (6)
  • 203.701 mm (4)
  • 250.0 mm (6)
  • 254.5 mm (3)
  • 254.601 mm (1)
  • 300.0 mm (6)
  • 304.8 mm (1)
  • 305.3 mm (3)
  • 305.401 mm (2)
Over All Length [L] Min to Over All Length [L] Max
Corner configuration
Corner Radius
Corner Radius
  • 0.008 in (31)
  • 0.016 in (38)
  • 0.031 in (27)
  • 0.034 in (14)
  • 0.039 in (6)
  • 0.041 in (6)
  • 0.047 in (6)
  • 0.06 in (11)
  • 0.063 in (11)
  • 0.079 in (14)
  • 0.08 in (14)
  • 0.094 in (14)
  • 0.098 in (7)
  • 0.099 in (7)
  • 0.119 in (6)
  • 0.12 in (6)
  • 0.125 in (6)
Corner Radius Min to Corner Radius Max
Corner Radius
Corner Radius
  • 0.2 mm (31)
  • 0.4 mm (38)
  • 0.8 mm (27)
  • 0.851 mm (14)
  • 1.0 mm (6)
  • 1.05 mm (6)
  • 1.201 mm (6)
  • 1.5 mm (11)
  • 1.526 mm (11)
  • 1.6 mm (11)
  • 2.0 mm (14)
  • 2.025 mm (14)
  • 2.375 mm (14)
  • 2.5 mm (7)
  • 2.526 mm (7)
  • 3.0 mm (6)
  • 3.026 mm (6)
  • 3.176 mm (6)
Corner Radius Min to Corner Radius Max
Application
Minimum Depth of Cut
Minimum Depth of Cut
Minimum Feed
Minimum Feed
Grade Of Cutting Tool
Grade Of Cutting Tool
  • K1025 (20)
  • K313 (44)
  • KB1630 (38)
  • KB5625 (38)
  • KBH20 (38)
  • KC5010 (44)
  • KC5025 (44)
  • KC9110 (44)
  • KC9125 (44)
  • KCK20 (38)
  • KCP10 (44)
  • KCP25 (44)
  • KCU10 (44)
  • KCU10B (44)
  • KCU25 (44)
  • KD1405 (32)
  • KMS (18)
  • KT315 (44)
  • KU10 (44)
  • KU30T (38)
  • KY3500 (38)
  • KYS30 (13)
  • SP88F8 (6)
Hand Of Tool
Hand Of Tool
  • L (18)
  • R (26)
F Dimension
F Dimension
  • 12.8 mm (2)
  • 12.9 mm (2)
  • 13.0 mm (7)
  • 16.875 mm (5)
  • 17.0 mm (6)
  • 21.776 mm (1)
  • 21.8 mm (1)
  • 22.0 mm (4)
  • 25.776 mm (1)
  • 25.875 mm (1)
  • 26.0 mm (2)
  • 29.875 mm (3)
  • 30.0 mm (8)
  • 34.875 mm (1)
F Dimension Min to F Dimension Max
F Dimension
F Dimension
  • 0.504 in (2)
  • 0.508 in (2)
  • 0.512 in (7)
  • 0.664 in (5)
  • 0.669 in (6)
  • 0.857 in (1)
  • 0.858 in (1)
  • 0.866 in (4)
  • 1.016 in (1)
  • 1.02 in (1)
  • 1.024 in (2)
  • 1.176 in (3)
  • 1.181 in (8)
  • 1.373 in (1)
F Dimension Min to F Dimension Max
Minimum Axial Groove Diameter
Minimum Axial Groove Diameter
  • 25.0 mm (11)
  • 32.0 mm (11)
  • 40.0 mm (6)
  • 44.0 mm (4)
  • 52.0 mm (11)
  • 65.0 mm (1)
Minimum Axial Groove Diameter Min to Minimum Axial Groove Diameter Max
Minimum Axial Groove Diameter
Minimum Axial Groove Diameter
  • 0.984 in (11)
  • 1.26 in (11)
  • 1.575 in (6)
  • 1.732 in (4)
  • 2.047 in (11)
  • 2.559 in (1)
Minimum Axial Groove Diameter Min to Minimum Axial Groove Diameter Max
Rake Angle Style
Rake Angle Style
  • NEGATIVE-ZERO (14)
  • NEUTRAL (ZERO) (30)
Maximum Bore Depth
Maximum Bore Depth
  • 1.575 in (11)
  • 1.969 in (7)
  • 1.98 in (4)
  • 2.511 in (1)
  • 2.52 in (9)
  • 3.15 in (11)
  • 3.938 in (1)
Maximum Bore Depth Min to Maximum Bore Depth Max
Maximum Bore Depth
Maximum Bore Depth
  • 40.0 mm (11)
  • 50.0 mm (7)
  • 50.301 mm (4)
  • 63.75 mm (1)
  • 64.0 mm (9)
  • 80.0 mm (11)
  • 100.0 mm (1)
Maximum Bore Depth Min to Maximum Bore Depth Max
Front-End
Cutting Width
Cutting Width
  • 0.079 in (6)
  • 0.081 in (6)
  • 0.084 in (6)
  • 0.119 in (11)
  • 0.12 in (11)
  • 0.125 in (11)
  • 0.128 in (11)
  • 0.157 in (14)
  • 0.159 in (14)
  • 0.187 in (14)
  • 0.19 in (14)
  • 0.197 in (7)
  • 0.199 in (7)
  • 0.237 in (6)
  • 0.239 in (6)
  • 0.25 in (6)
  • 0.253 in (6)
Cutting Width Min to Cutting Width Max
Cutting Width
Cutting Width
  • 2.0 mm (6)
  • 2.051 mm (6)
  • 2.125 mm (6)
  • 3.0 mm (11)
  • 3.051 mm (11)
  • 3.176 mm (11)
  • 3.25 mm (11)
  • 4.0 mm (14)
  • 4.05 mm (14)
  • 4.75 mm (14)
  • 4.825 mm (14)
  • 5.0 mm (7)
  • 5.051 mm (7)
  • 6.0 mm (6)
  • 6.051 mm (6)
  • 6.351 mm (6)
  • 6.426 mm (6)
Cutting Width Min to Cutting Width Max
Insert Size
Insert Size
  • 2 (6)
  • 3 (11)
  • 4 (14)
  • 5 (7)
  • 6 (6)
Maximum Cutting Depth
Maximum Cutting Depth
  • 0.276 in (11)
  • 0.394 in (11)
  • 0.473 in (6)
  • 0.63 in (16)
Maximum Cutting Depth Min to Maximum Cutting Depth Max
Maximum Cutting Depth
Maximum Cutting Depth
  • 7.0 mm (11)
  • 10.0 mm (11)
  • 12.0 mm (6)
  • 16.0 mm (16)
Maximum Cutting Depth Min to Maximum Cutting Depth Max
Insert Geometry
Cutting Tool Material
Cutting Tool Material
  • B H (38)
  • B L (38)
  • C N (38)
  • D P (32)
  • H T (44)
  • H W (44)
Back-End
Back-End Diameter
Back-End Diameter
  • 19.0 mm (1)
  • 19.05 mm (4)
  • 20.0 mm (6)
  • 25.0 mm (6)
  • 25.401 mm (5)
  • 31.75 mm (4)
  • 32.0 mm (6)
  • 38.1 mm (5)
  • 40.0 mm (6)
  • 50.801 mm (1)
Back-End Diameter Min to Back-End Diameter Max
Back-End Diameter
Back-End Diameter
  • 0.748 in (1)
  • 0.75 in (4)
  • 0.787 in (6)
  • 0.984 in (6)
  • 1.0 in (5)
  • 1.25 in (4)
  • 1.26 in (6)
  • 1.5 in (5)
  • 1.575 in (6)
  • 2.0 in (1)
Back-End Diameter Min to Back-End Diameter Max
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