Use a Steel Boring Bar if you are reaching less than 4X Length to Diameter.  Use a Carbide Boring Bar is you are reaching between 4X to 8X Length to Diameter or if finish is critical. Also, if you have Coolant Thru use it whenever possible. Use Filters on Left to Narrow Down Boring Bar that is the Best Fit for Your Application.
Ultra Dex c06m-sclpl2 C06M SCLPL2. Arch Part # 920-000-032
Ultra Dex c06m-sclpl2 C06M SCLPL2. Arch Part # 920-000-032 $ 229.59

C06M SCLPL2 Standard Lead Carbide .410" Min Bore x 3/8" Shank x 6" OAL LH Boring Bar for CPMT21.5_ Inserts

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Ultra Dex c06m-sclcl2 C06M SCLCL2. Arch Part # 920-000-028
Ultra Dex c06m-sclcl2 C06M SCLCL2. Arch Part # 920-000-028 $ 229.59

C06M SCLCL2 Standard Lead Carbide .410" Min Bore x 3/8" Shank x 6" OAL LH Boring Bar for CCMT21.5_ Inserts

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Ultra Dex c05k-swlcr1-5 C05K SWLCR1.5. Arch Part # 920-000-026
Ultra Dex c05k-swlcr1-5 C05K SWLCR1.5. Arch Part # 920-000-026 $ 219.30

C05K SWLCR1.5 Standard Lead Carbide .345" Min Bore x 5/16" Shank x 5" OAL RH Boring Bar for WCMT 1.51.50.5 Inserts

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C05K STUCR1.2-219
C05K STUCR1.2-219 $ 142.64

Carbide .312" x 5" Boring Bar .395" Min Bore to hold a Positive TCMT 1.21.20.5 at -3° Lead (Right Hand) No Flat No Coolant. Factory Stock (MI)

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Ultra Dex c05k-stucr1-2 C05K STUCR1.2. Arch Part # 920-000-024
Ultra Dex c05k-stucr1-2 C05K STUCR1.2. Arch Part # 920-000-024 $ 200.07

C05K STUCR1.2 Standard Lead Carbide .340" Min Bore x 5/16" Shank x 5" OAL RH Boring Bar for TCMT 1.21.20.5 Inserts

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Ultra Dex c05k-stucl1-2 C05K STUCL1.2. Arch Part # 920-000-022
Ultra Dex c05k-stucl1-2 C05K STUCL1.2. Arch Part # 920-000-022 $ 200.07

C05K STUCL1.2 Standard Lead Carbide .340" Min Bore x 5/16" Shank x 5" OAL LH Boring Bar for TCMT 1.21.20.5 Inserts

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C05K SCLPR1.8-219
C05K SCLPR1.8-219 $ 142.64

Carbide .312" x 5" Boring Bar .395" Min Bore to hold a Positive CPMT 1.81.20.5 at -5° Lead (Right Hand) No Flat No Coolant. Factory Stock (MI)

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Ultra Dex c05k-sclpr1-8 C05K SCLPR1.8. Arch Part # 920-000-020
Ultra Dex c05k-sclpr1-8 C05K SCLPR1.8. Arch Part # 920-000-020 $ 200.07

C05K SCLPR1.8 Standard Lead Carbide .340" Min Bore x 5/16" Shank x 5" OAL RH Boring Bar for CPMT 1.81.20.5 Inserts

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Ultra Dex c05k-sclpl1-8 C05K SCLPL1.8. Arch Part # 920-000-018
Ultra Dex c05k-sclpl1-8 C05K SCLPL1.8. Arch Part # 920-000-018 $ 200.07

C05K SCLPL1.8 Standard Lead Carbide .340" Min Bore x 5/16" Shank x 5" OAL LH Boring Bar for CPMT 1.81.20.5 Inserts

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Ultra Dex c04h-swlcr1-2 C04H SWLCR1.2. Arch Part # 920-000-016
Ultra Dex c04h-swlcr1-2 C04H SWLCR1.2. Arch Part # 920-000-016 $ 219.30

C04H SWLCR1.2 Standard Lead Carbide .275" Min Bore x 1/4" Shank x 4" OAL RH Boring Bar for WCMT 1.210.5 Inserts

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C04H STUCR1.2-172
C04H STUCR1.2-172 $ 142.64

Carbide .250" x 4" Boring Bar .312" Min Bore to hold a Positive TCMT 1.21.20.5 at -3° Lead (Right Hand) No Flat No Coolant. Factory Stock (MI)

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Ultra Dex c04h-stucr1-2 C04H STUCR1.2. Arch Part # 920-000-014
Ultra Dex c04h-stucr1-2 C04H STUCR1.2. Arch Part # 920-000-014 $ 200.07

C04H STUCR1.2 Standard Lead Carbide .275" Min Bore x 1/4" Shank x 4" OAL RH Boring Bar for TCMT 1.21.20.5 Inserts

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Ultra Dex c04h-stucl1-2 C04H STUCL1.2. Arch Part # 920-000-012
Ultra Dex c04h-stucl1-2 C04H STUCL1.2. Arch Part # 920-000-012 $ 194.51

C04H STUCL1.2 Standard Lead Carbide .275" Min Bore x 1/4" Shank x 4" OAL LH Boring Bar for TCMT 1.21.20.5 Inserts

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Ultra Dex c04h-scldr1-5 C04H SCLDR1.5. Arch Part # 920-000-010
Ultra Dex c04h-scldr1-5 C04H SCLDR1.5. Arch Part # 920-000-010 $ 194.51

C04H SCLDR1.5 Standard Lead Carbide .275" Min Bore x 1/4" Shank x 4" OAL RH Boring Bar for CDGW 1.510 Inserts

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Ultra Dex c04h-scldl1-5 C04H SCLDL1.5. Arch Part # 920-000-008
Ultra Dex c04h-scldl1-5 C04H SCLDL1.5. Arch Part # 920-000-008 $ 194.51

C04H SCLDL1.5 Standard Lead Carbide .275" Min Bore x 1/4" Shank x 4" OAL LH Boring Bar for CDGW 1.510 Inserts

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Ultra Dex c03h-swlcr1-2 C03H SWLCR1.2. Arch Part # 920-000-007
Ultra Dex c03h-swlcr1-2 C03H SWLCR1.2. Arch Part # 920-000-007 $ 213.21

C03H SWLCR1.2 Standard Lead Carbide .205" Min Bore x 3/16" Shank x 4" OAL RH Boring Bar for WCMT 1.210.5 Inserts

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Ultra Dex c03h-scldr1-2 C03H SCLDR1.2. Arch Part # 920-000-006
Ultra Dex c03h-scldr1-2 C03H SCLDR1.2. Arch Part # 920-000-006 $ 194.51

C03H SCLDR1.2 Standard Lead Carbide .205" Min Bore x 3/16" Shank x 4" OAL RH Boring Bar for CDHB 1.20.60 Inserts

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Ultra Dex c03h-scldl1-2 C03H SCLDL1.2. Arch Part # 920-000-005
Ultra Dex c03h-scldl1-2 C03H SCLDL1.2. Arch Part # 920-000-005 $ 194.51

C03H SCLDL1.2 Standard Lead Carbide .205" Min Bore x 3/16" Shank x 4" OAL LH Boring Bar for CDHB 1.20.60 Inserts

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Ultra Dex c03-5h-scldr1-5 C03.5H SCLDR1.5. Arch Part # 920-000-004
Ultra Dex c03-5h-scldr1-5 C03.5H SCLDR1.5. Arch Part # 920-000-004 $ 194.51

C03.5H SCLDR1.5 Standard Lead Carbide .245" Min Bore x 7/32" Shank x 4" OAL RH Boring Bar for CDGW 1.510 Inserts

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Ultra Dex c03-5h-scldl1-5 C03.5H SCLDL1.5. Arch Part # 920-000-003
Ultra Dex c03-5h-scldl1-5 C03.5H SCLDL1.5. Arch Part # 920-000-003 $ 194.51

C03.5H SCLDL1.5 Standard Lead Carbide .245" Min Bore x 7/32" Shank x 4" OAL LH Boring Bar for CDGW 1.510 Inserts

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Ultra Dex c02-5g-scldr1-2 C02.5G SCLDR1.2. Arch Part # 920-000-002
Ultra Dex c02-5g-scldr1-2 C02.5G SCLDR1.2. Arch Part # 920-000-002 $ 194.51

C02.5G SCLDR1.2 Standard Lead Carbide .175" Min Bore x 5/32" Shank x 3.5" OAL RH Boring Bar for CDHB 1.20.60 Inserts

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Ultra Dex c02-5g-scldl1-2 C02.5G SCLDL1.2. Arch Part # 920-000-001
Ultra Dex c02-5g-scldl1-2 C02.5G SCLDL1.2. Arch Part # 920-000-001 $ 194.51

C02.5G SCLDL1.2 Standard Lead Carbide .175" Min Bore x 5/32" Shank x 3.5" OAL LH Boring Bar for CDHB 1.20.60 Inserts

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Kyocera S08MSVUCR15E Right-Hand, Positive Rake, Boring Bar
Kyocera S08MSVUCR15E Right-Hand, Positive Rake, Boring Bar $ 150.47 $ 169.88

Kyocera S08MSVUCR15E Right-Hand, Positive Rake, General Purpose Boring Bar with 3 Degree Lead Angle and 0.6300" Minimum Bore Dia.

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Kyocera S05KSCLCL2 Left-Hand, Positive Rake, Boring Bar
Kyocera S05KSCLCL2 Left-Hand, Positive Rake, Boring Bar $ 100.80 $ 113.80

Kyocera S05KSCLCL2 Left-Hand, Positive Rake, General Purpose Boring Bar with 95 Degree Lead Angle and 0.3940" Minimum Bore Dia.

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Kyocera A08RSCLCR2 Right-Hand, Positive Rake, Coolant-Through Boring Bar
Kyocera A08RSCLCR2 Right-Hand, Positive Rake, Coolant-Through Boring Bar $ 173.24 $ 195.60

Kyocera A08RSCLCR2 Right-Hand, Positive Rake, General Purpose Coolant-Through Boring Bar with 95 Degree Lead Angle and 0.6000" Minimum Bore Dia.

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Ultra Dex a32v-mwlnr4 A32V MWLNR4. Arch Part # 957-000-203
Ultra Dex a32v-mwlnr4 A32V MWLNR4. Arch Part # 957-000-203 $ 453.22

A32V MWLNR4 Standard Lead Steel Coolant Thru 2.400" Min Bore x 2" Shank x 16" OAL RH Boring Bar for WNMG43_ Inserts

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Ultra Dex a32v-mwlnl4 A32V MWLNL4. Arch Part # 957-000-202
Ultra Dex a32v-mwlnl4 A32V MWLNL4. Arch Part # 957-000-202 $ 453.22

A32V MWLNL4 Standard Lead Steel Coolant Thru 2.400" Min Bore x 2" Shank x 16" OAL LH Boring Bar for WNMG43_ Inserts

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Ultra Dex a32v-mclnr4 A32V MCLNR4. Arch Part # 957-000-201
Ultra Dex a32v-mclnr4 A32V MCLNR4. Arch Part # 957-000-201 $ 453.22

A32V MCLNR4 Standard Lead Steel Coolant Thru 2.400" Min Bore x 2" Shank x 16" OAL RH Boring Bar for CNMG43_ Inserts

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Ultra Dex a32v-mclnl4 A32V MCLNL4. Arch Part # 957-000-200
Ultra Dex a32v-mclnl4 A32V MCLNL4. Arch Part # 957-000-200 $ 453.22

A32V MCLNL4 Standard Lead Steel Coolant Thru 2.400" Min Bore x 2" Shank x 16" OAL LH Boring Bar for CNMG43_ Inserts

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Ultra Dex a24u-sclcr4 A24U SCLCR4. Arch Part # 957-000-199
Ultra Dex a24u-sclcr4 A24U SCLCR4. Arch Part # 957-000-199 $ 361.40

A24U SCLCR4 Standard Lead Steel Coolant Thru 1.730" Min Bore x 1-1/2" Shank x 14" OAL RH Boring Bar for CCMT 432 Inserts

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Ultra Dex a24u-sclcl4 A24U SCLCL4. Arch Part # 957-000-198
Ultra Dex a24u-sclcl4 A24U SCLCL4. Arch Part # 957-000-198 $ 361.40

A24U SCLCL4 Standard Lead Steel Coolant Thru 1.730" Min Bore x 1-1/2" Shank x 14" OAL LH Boring Bar for CCMT 432 Inserts

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Ultra Dex a24u-mwlnr4 A24U MWLNR4. Arch Part # 957-000-197
Ultra Dex a24u-mwlnr4 A24U MWLNR4. Arch Part # 957-000-197 $ 405.41

A24U MWLNR4 Standard Lead Steel Coolant Thru 1.730" Min Bore x 1-1/2" Shank x 14" OAL RH Boring Bar for WNMG43_ Inserts

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Ultra Dex a24u-mwlnl4 A24U MWLNL4. Arch Part # 957-000-196
Ultra Dex a24u-mwlnl4 A24U MWLNL4. Arch Part # 957-000-196 $ 405.41

A24U MWLNL4 Standard Lead Steel Coolant Thru 1.730" Min Bore x 1-1/2" Shank x 14" OAL LH Boring Bar for WNMG43_ Inserts

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Ultra Dex a24u-mclnr4 A24U MCLNR4. Arch Part # 957-000-190
Ultra Dex a24u-mclnr4 A24U MCLNR4. Arch Part # 957-000-190 $ 405.41

A24U MCLNR4 Standard Lead Steel Coolant Thru 1.730" Min Bore x 1-1/2" Shank x 14" OAL RH Boring Bar for CNMG43_ Inserts

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Ultra Dex a24u-mclnl4 A24U MCLNL4. Arch Part # 957-000-189
Ultra Dex a24u-mclnl4 A24U MCLNL4. Arch Part # 957-000-189 $ 405.41

A24U MCLNL4 Standard Lead Steel Coolant Thru 1.730" Min Bore x 1-1/2" Shank x 14" OAL LH Boring Bar for CNMG43_ Inserts

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Ultra Dex a24u-dtunr4 A24U DTUNR4. Arch Part # 957-000-188
Ultra Dex a24u-dtunr4 A24U DTUNR4. Arch Part # 957-000-188 $ 513.74

A24U DTUNR4 Standard Lead Steel Coolant Thru 1.730" Min Bore x 1-1/2" Shank x 14" OAL RH Boring Bar for TNMG43_ Inserts

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Ultra Dex a24u-dclnr4 A24U DCLNR4. Arch Part # 957-000-186
Ultra Dex a24u-dclnr4 A24U DCLNR4. Arch Part # 957-000-186 $ 513.74

A24U DCLNR4 Standard Lead Steel Coolant Thru 1.730" Min Bore x 1-1/2" Shank x 14" OAL RH Boring Bar for CNMG43_ Inserts

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Ultra Dex a20u-sclcr4 A20U SCLCR4. Arch Part # 957-000-185
Ultra Dex a20u-sclcr4 A20U SCLCR4. Arch Part # 957-000-185 $ 319.82

A20U SCLCR4 Standard Lead Steel Coolant Thru 1.465" Min Bore x 1-1/4" Shank x 14" OAL RH Boring Bar for CCMT 432 Inserts

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Ultra Dex a20u-sclcl4 A20U SCLCL4. Arch Part # 957-000-183
Ultra Dex a20u-sclcl4 A20U SCLCL4. Arch Part # 957-000-183 $ 319.82

A20U SCLCL4 Standard Lead Steel Coolant Thru 1.465" Min Bore x 1-1/4" Shank x 14" OAL LH Boring Bar for CCMT 432 Inserts

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Ultra Dex a20u-mwlnr4 A20U MWLNR4. Arch Part # 957-000-181
Ultra Dex a20u-mwlnr4 A20U MWLNR4. Arch Part # 957-000-181 $ 357.59

A20U MWLNR4 Standard Lead Steel Coolant Thru 1.470" Min Bore x 1-1/4" Shank x 14" OAL RH Boring Bar for WNMG43_ Inserts

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Ultra Dex a20u-mwlnl4 A20U MWLNL4. Arch Part # 957-000-180
Ultra Dex a20u-mwlnl4 A20U MWLNL4. Arch Part # 957-000-180 $ 357.59

A20U MWLNL4 Standard Lead Steel Coolant Thru 1.470" Min Bore x 1-1/4" Shank x 14" OAL LH Boring Bar for WNMG43_ Inserts

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Ultra Dex a20u-mclnr4 A20U MCLNR4. Arch Part # 957-000-179
Ultra Dex a20u-mclnr4 A20U MCLNR4. Arch Part # 957-000-179 $ 357.59

A20U MCLNR4 Standard Lead Steel Coolant Thru 1.470" Min Bore x 1-1/4" Shank x 14" OAL RH Boring Bar for CNMG43_ Inserts

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Ultra Dex a20u-mclnl4 A20U MCLNL4. Arch Part # 957-000-178
Ultra Dex a20u-mclnl4 A20U MCLNL4. Arch Part # 957-000-178 $ 357.59

A20U MCLNL4 Standard Lead Steel Coolant Thru 1.470" Min Bore x 1-1/4" Shank x 14" OAL LH Boring Bar for CNMG43_ Inserts

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Ultra Dex a20u-dtunr4 A20U DTUNR4. Arch Part # 957-000-177
Ultra Dex a20u-dtunr4 A20U DTUNR4. Arch Part # 957-000-177 $ 391.55

A20U DTUNR4 Standard Lead Steel Coolant Thru 1.470" Min Bore x 1-1/4" Shank x 14" OAL RH Boring Bar for TNMG43_ Inserts

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Ultra Dex a20u-dclnr4 A20U DCLNR4. Arch Part # 957-000-176
Ultra Dex a20u-dclnr4 A20U DCLNR4. Arch Part # 957-000-176 $ 391.55

A20U DCLNR4 Standard Lead Steel Coolant Thru 1.470" Min Bore x 1-1/4" Shank x 14" OAL RH Boring Bar for CNMG43_ Inserts

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Ultra Dex a20s-mwlnr4 A20S MWLNR4. Arch Part # 957-000-167
Ultra Dex a20s-mwlnr4 A20S MWLNR4. Arch Part # 957-000-167 $ 274.54

A20S MWLNR4 Standard Lead Steel Coolant Thru 1.470" Min Bore x 1-1/4" Shank x 10" OAL RH Boring Bar for WNMG43_ Inserts

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Ultra Dex a20s-mwlnl4 A20S MWLNL4. Arch Part # 957-000-166
Ultra Dex a20s-mwlnl4 A20S MWLNL4. Arch Part # 957-000-166 $ 274.54

A20S MWLNL4 Standard Lead Steel Coolant Thru 1.470" Min Bore x 1-1/4" Shank x 10" OAL LH Boring Bar for WNMG43_ Inserts

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