Boring Bars | Raptor Supplies Singapore

DORIAN Boring Bars

Includes a variety of left-hand and right-hand Dorian boring bars for various internal machining applications and for enlarging existing holes. Available in different shapes, sizes and thicknesses

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Boring is a mechanical process that makes existing holes in a solid material larger or deeper through the use of specialized tools, such as lathes, drills and boring bars. Boring bars have different... Read More

DORIAN -

Boring Bar S067

StyleModelCutting DirectionInsert ShapeInsert SizeMin. BoreStyleWidth OffsetPrice (inc. GST)
AS06H-SCLCL-2Left Hand80 Degrees Diamond PositiveCCMT-21.510.394"S06H-SCLCL-20.236" SGD 119.29
AS06H-SWUCR-2Right Hand80 Degrees Trigon PositiveWCMT-21.510.394"S06H-SWUCR-20.236" SGD 119.29
AS06H-SCLCR-2Right Hand80 Degrees Diamond PositiveCCMT-21.510.394"S06H-SCLCR-20.236" SGD 119.29
AS06H-SDUCR-2Right Hand55 Degrees Diamond PositiveDCMT-21.510.492"S06H-SDUCR-20.197" SGD 129.17
DORIAN -

Boring Bars

Boring bars by Dorian Tools are designed to enlarge a pre-drilled hole / cast by turning the inner diameter of the hole. These tools can work to any diameter by adjusting the speed, feed and nose radius and allowing a right- / left-handed operation as per user convenience. These Dorian turning tools feature a circle multi-lock / clamp-lock / screw-lock mounting which provides an easy-to-change insert facility and a secure connection to reduce vibrations. The round shanks of these boring bars are made of carbide / steel and are offered within the diameter range of 0.375 - 2.5 inches. For different applications, a wide range of shims are available to correct the inclination of the lead angle with the flank angle of the threads.

StyleModelClampClamp ScrewCutting DirectionInscribed CircleInsert ScrewInsert ShapeInsert SizeInsert ThicknessPrice (inc. GST)
AS06M-SCLPR-2--Right Hand0.25"TS-25.45-6M255 Degrees Diamond PositiveCPGT-21.510.093" SGD 180.72
AS08M-SCLCR-3--Right Hand0.38"TS-4.7-8M180 Degrees Diamond PositiveCCMT-32.520.156" SGD 180.72
AS16T-SCLCL-4--Left Hand0.5"TS-5.8-10M180 Degrees Diamond PositiveCCMT-4320.187" SGD 404.70
AS16T-SCLCR-4--Right Hand0.5"TS-5.8-10M180 Degrees Diamond PositiveCCMT-4320.187" SGD 404.70
AS16T-SCLCL-3--Left Hand0.38"TS-4.7-8M280 Degrees Diamond PositiveCCMT-32.530.156" SGD 404.70
AS16T-SCLCR-3--Right Hand0.38"TS-4.7-8M280 Degrees Diamond PositiveCCMT-32.530.156" SGD 404.70
AS12S-SCLCL-3--Left Hand0.38"TS-4.7-8M180 Degrees Diamond PositiveCCMT-32.520.156" SGD 257.08
AS12S-SCLCR-3--Right Hand0.38"TS-4.7-8M180 Degrees Diamond PositiveCCMT-32.520.156" SGD 257.08
AS10R-SCLCL-3--Left Hand0.38"TS-4.7-8M180 Degrees Diamond PositiveCCMT-32.520.156" SGD 213.80
AS10R-SCLCR-3--Right Hand0.38"TS-4.7-8M180 Degrees Diamond PositiveCCMT-32.520.156" SGD 213.80
AS08M-SCLCL-3--Left Hand0.38"TS-4.7-8M180 Degrees Diamond PositiveCCMT-32.520.156" SGD 180.72
AS10R-SCLCL-2--Left Hand0.25"TS-25.45-6M280 Degrees Diamond PositiveCCMT-21.510.093" SGD 213.80
AS24U-SCLCR-4--Right Hand0.5"TS-5.8-10M180 Degrees Diamond PositiveCCMT-4320.187" SGD 478.49
AS10R-SCLCR-2--Right Hand0.25"TS-25.45-6M280 Degrees Diamond PositiveCCMT-21.510.093" SGD 213.80
AS08M-SCLCL-2--Left Hand0.25"TS-25.45-6M280 Degrees Diamond PositiveCCMT-21.510.093" SGD 180.72
AS08M-SCLCR-2--Right Hand0.25"TS-25.45-6M280 Degrees Diamond PositiveCCMT-21.510.093" SGD 180.72
AS06M-SCLCL-2--Left Hand0.25"TS-25.45-6M280 Degrees Diamond PositiveCCMT-21.510.093" SGD 180.72
AS06M-SCLCR-2--Right Hand0.25"TS-25.45-6M280 Degrees Diamond PositiveCCMT-21.510.093" SGD 180.72
BE03.0H-SCLDR-1.2--Right Hand0.156"TS-18.35-1M180 Degrees Diamond PositiveCDGT-1.20.60.020.4" SGD 308.86
AS16T-SVXCR-2--Right Hand0.375"TS-4.7-10M135 Degrees Diamond PositiveVCMT-3320.187" SGD 465.43
AS16T-SVUCR-3--Right Hand0.375"TS-4.7-10M135 Degrees Diamond PositiveVCMT-3320.187" SGD 465.43
AS16T-SVMCR-3--Right Hand0.375"TS-4.7-10M135 Degrees Diamond PositiveVCMT-3320.187" SGD 442.86
AS10R-STUCR-2--Right Hand0.25"TS-25.45-6M2Triangle PositiveTCMT-21.510.093" SGD 213.80
AS20U-SCLCR-4--Right Hand0.5"TS-5.8-10M180 Degrees Diamond PositiveCCMT-4320.187" SGD 437.79
AS24U-SCLCL-4--Left Hand0.5"TS-5.8-10M180 Degrees Diamond PositiveCCMT-4320.187" SGD 478.49
DORIAN -

Boring Bar Right-hand 1.37 Inch

High-quality Dorian boring bars are designed to enlarge or finish inside diameters of wood, metal and plastic workpieces on lathes and other CNC machines. These bars come in standard steel construction and feature a right-hand cutting direction which offers the direction of rotation, i.e. either clockwise or counterclockwise. Choose from a wide range of Doring boring bars available in TPBN20-4 & TPBN20-3 styles and screw lock mounting on Raptor Supplies.

StyleModelInscribed CircleInsert ScrewInsert SizeInsert ThicknessStylePrice (inc. GST)
ATPBN20-40.5"TS-83-4M1TPGH-4320.187"TPBN20-4 SGD 261.08
ATPBN20-30.375"TS-44-3M1TPGH-3220.156"TPBN20-3 SGD 261.08
DORIAN -

Boring Bar Right-hand

StyleModelClampClamp ScrewInscribed CircleInsert ScrewInsert ShapeInsert SizeInsert ThicknessLead AnglePrice (inc. GST)
AE08K-SNR-H11--0.25"TS-25.45-6M2Threading Laydown11IR-A600.125"N/A SGD 401.55
AE08K-SCLCR-2--0.25"TS-25.45-6M280 Degrees Diamond PositiveCCGT-21.510.093"13 SGD 401.55
AE06M-SCLPR-2--0.25"TS-25.45-6M280 Degrees Diamond PositiveCPGT-21.510.093"6 SGD 388.48
AE08R-SNR-H11--0.25"TS-25.45-6M2Threading Laydown11IR-A600.125"N/A SGD 528.81
AE10S-SCLCR-3--0.375"TS-35.6-9M180 Degrees Diamond PositiveCCGT-32.520.156"10 SGD 728.99
AE10M-SCLCR-3--0.375"TS-35.6-9M180 Degrees Diamond PositiveCCGT-32.520.156"10 SGD 506.92
AE08R-SCLCR-3--0.375"TS-35.6-9M180 Degrees Diamond PositiveCCGT-32.520.156"13 SGD 528.81
AE08K-SCLCR-3--0.375"TS-35.6-9M180 Degrees Diamond PositiveCCGT-32.520.156"13 SGD 401.55
AE10S-SCLCR-2--0.25"TS-25.45-6M280 Degrees Diamond PositiveCCGT-21.510.093"10 SGD 728.99
AE10M-SCLCR-2--0.25"TS-25.45-6M280 Degrees Diamond PositiveCCGT-21.510.093"10 SGD 506.92
AE08R-SCLCR-2--0.25"TS-25.45-6M280 Degrees Diamond PositiveCCGT-21.510.093"13 SGD 528.81
BE06M-SCLCR-2--0.25"TS-25.45-6M280 Degrees Diamond PositiveCCGT-21.510.093"15 SGD 388.48
AE08R-SCLPR-2--0.25"TS-25.45-6M280 Degrees Diamond PositiveCPGT-21.510.093"3 SGD 528.81
CE05K-SCLDR-1.5---TS-18.35-1M1.580 Degrees Diamond PositiveCDGT-03T001/02-7 Degrees SGD 358.10
CE04H-SCLDR-1.5---TS-18.35-1M1.580 Degrees Diamond PositiveCDGT-03T001/02-7 Degrees SGD 330.26
CE03.5H-SCLDR-1.2--0.156"TS-18.35-1M180 Degrees Diamond PositiveCDGT-1.20.60.020.4"7 Degrees SGD 320.43
DTPBN16-3--0.375"TS-44-3M1Triangle PositiveTPGH-3220.156"0 Degrees SGD 228.77
DTPBN12-3--0.375"TS-44-3M1Triangle PositiveTPGH-3220.156"0 Degrees SGD 133.82
DTPBN10-2--0.25"TS-25.45-6M2Triangle PositiveTPGH-21.510.093"0 Degrees SGD 127.21
DTPBN08-2--0.25"TS-25.45-6M2Triangle PositiveTPGH-21.510.093"0 Degrees SGD 124.79
DTPBN06-2--0.25"TS-25.45-6M2Triangle PositiveTPGH-21.510.093"0 Degrees SGD 121.60
ASTCMB20-4--0.5"TS-5.8-10M1Triangle PositiveTCMT-4320.187"10 Degrees SGD 437.79
AE10S-SNR-H16--0.375"TS-35.6-9M1Threading Laydown16IR-A600.142"N/A SGD 728.99
AE06M-SDQCR-2--0.25"TS-25.45-6M255 Degrees Diamond PositiveDCMT-21.510.093"11 SGD 388.48
CE05K-SCLPR-1.8--0.218"TS-22.45-4M180 Degrees Diamond PositiveCPGT-1.81.20.50.075"7 SGD 358.10
StyleModelClampCutting DirectionInsert ShapeInsert SizeLead AngleMin. BoreShimStylePrice (inc. GST)
AAS-32T-ADCLNR-4JSLC-HPCTW-4NRight Hand80 Degrees Diamond NegativeCNMG-43211 Degrees2.562"S8012PAS-32T-ADCLNR-4 SGD 872.65
AAS-32T-ADWLNL-4JSLC-HPW3-LLeft Hand80 Degrees Trigon NegativeWNMG-43212 Degrees2"IWSN-423AS-32T-ADWLNL-4 SGD 872.65
AAS-32T-ADWLNR-4JSLC-HPW3-RRight Hand80 Degrees Trigon NegativeWNMG-43212 Degrees2"IWSN-423AS-32T-ADWLNR-4 SGD 872.65
DORIAN -

Boring Bar As-24s

StyleModelClampCutting DirectionInscribed CircleInsert ShapeInsert SizeInsert ThicknessMin. BoreShimPrice (inc. GST)
AAS-24S-ADCLNR-4JSLC-HPCTW-4NRight Hand0.5"80 Degrees Diamond NegativeCNMG-4320.187"1.78"S8012P SGD 690.86
BAS-24S-ADCLNL-4JSLC-HPCTW-4NLeft Hand0.5"80 Degrees Diamond NegativeCNMG-4320.187"1.78"S8012P SGD 690.86
CAS-24S-ADDUNR-4JSLC-HPD4Right Hand0.5"55 Degrees Diamond NegativeDNMG-4320.187"2.25"IDSN-433 SGD 690.86
CAS-24S-ADDUNL-4JSLC-HPD4Left Hand0.5"55 Degrees Diamond NegativeDNMG-4320.187"2.25"IDSN-433 SGD 690.86
AAS-24S-ADVUNR-3JSLC-HPV3Right Hand0.375"35 Degrees Diamond NegativeVNMG-3220.125"2.5"S3516P SGD 763.58
AAS-24S-ADVUNL-3JSLC-HPV3Left Hand0.375"35 Degrees Diamond NegativeVNMG-3220.125"2.5"S3516P SGD 763.58
AAS-24S-ADWLNL-4JSLC-HPW3-LLeft Hand0.5"80 Degrees Trigon NegativeWNMG-4320.187"1.78"IWSN-423 SGD 690.86
DAS-24S-ADWLNR-4JSLC-HPW3-RRight Hand0.5"80 Degrees Trigon NegativeWNMG-4320.187"1.78"IWSN-423 SGD 690.86
DORIAN -

Boring Bar As-20s

StyleModelClampCutting DirectionInscribed CircleInsert ShapeInsert SizeInsert ThicknessLead AngleMin. BorePrice (inc. GST)
AAS-20S-ADCLNR-4JSLC-HPCTW-4NRight Hand0.5"80 Degrees Diamond NegativeCNMG-4320.187"14 Degrees1.53" SGD 654.49
AAS-20S-ADCLNL-4JSLC-HPCTW-4NLeft Hand0.5"80 Degrees Diamond NegativeCNMG-4320.187"14 Degrees1.53" SGD 654.49
BAS-20S-ADDUNR-4JSLC-HPD4Right Hand0.5"55 Degrees Diamond NegativeDNMG-4320.187"11 Degrees2" SGD 654.49
BAS-20S-ADDUNL-4JSLC-HPD4Left Hand0.5"55 Degrees Diamond NegativeDNMG-4320.187"11 Degrees2" SGD 654.49
AAS-20S-ADVUNR-3JSLC-HPV3Right Hand0.375"35 Degrees Diamond NegativeVNMG-3220.125"14 Degrees2.25" SGD 749.58
AAS-20S-ADVUNL-3JSLC-HPV3Left Hand0.375"35 Degrees Diamond NegativeVNMG-3220.125"14 Degrees2.25" SGD 749.58
AAS-20S-ADWLNL-4JSLC-HPW3-LLeft Hand0.5"80 Degrees Trigon NegativeWNMG-4320.187"14 Degrees1.53" SGD 654.49
AAS-20S-ADWLNR-4JSLC-HPW3-RRight Hand0.5"80 Degrees Trigon NegativeWNMG-4320.187"14 Degrees1.53" SGD 654.49
DORIAN -

Boring Bar As-16r

StyleModelClampClamp ScrewCutting DirectionInscribed CircleInsert ShapeInsert SizeInsert ThicknessLead AnglePrice (inc. GST)
AAS-16R-ADCLNR-4JSLC-HPCTW-4NJSCS-04Right Hand0.5"80 Degrees Diamond NegativeCNMG-4320.187"14 Degrees SGD 581.76
AAS-16R-ADCLNL-4JSLC-HPCTW-4NJSCS-04Left Hand0.5"80 Degrees Diamond NegativeCNMG-4320.187"14 Degrees SGD 581.76
BAS-16R-ADDUNL-3JSLC-HPDT3-BLJSCS-03Left Hand0.375"55 Degrees Diamond NegativeDNMG-3220.125"11 Degrees SGD 581.76
BAS-16R-ADDUNR-3JSLC-HPDT3-BRJSCS-03Right Hand0.375"55 Degrees Diamond NegativeDNMG-3220.125"11 Degrees SGD 581.76
CAS-16R-ADWLNL-4JSLC-HPW3-LJSCS-04Left Hand0.5"80 Degrees Trigon NegativeWNMG-4320.187"14 Degrees SGD 581.76
CAS-16R-ADWLNR-4JSLC-HPW3-RJSCS-04Right Hand0.5"80 Degrees Trigon NegativeWNMG-4320.187"14 Degrees SGD 581.76
StyleModelClampCutting DirectionInsert ShapeInsert SizeInsert ThicknessLead AngleStylePrice (inc. GST)
AAS-12R-ADCLNR-3JSLC-HPC3-BRight Hand80 Degrees Diamond NegativeCNMG-3220.125"10 DegreesAS-12R-ADCLNR-3 SGD 472.70
AAS-12R-ADCLNL-3JSLC-HPC3-BLeft Hand80 Degrees Diamond NegativeCNMG-3220.125"10 DegreesAS-12R-ADCLNL-3 SGD 472.70
AAS-12R-ADWLNL-3JSLC-HPW3-LLeft Hand80 Degrees Trigon NegativeWNMG-3320.187"14 DegreesAS-12R-ADWLNL-3 SGD 472.70
AAS-12R-ADWLNR-3JSLC-HPW3-RRight Hand80 Degrees Trigon NegativeWNMG-3320.187"14 DegreesAS-12R-ADWLNR-3 SGD 472.70

Features

  • Raptor Supplies offers a variety of left-hand and right-hand Dorian boring bars for various internal machining applications and for enlarging existing holes.
  • Boring bars are typically longer than drill bits, resulting in a larger surface area for vibrations to occur.
  • Due to their dense structures, these units provide a more stable cut when an axial force is applied.
  • Selected units have a shallow thread that does not run the length of the unit. When compared to a drill bit, this thread pattern can generate more vibrations through the boring bar, resulting in a tighter seal in the interior of the material being bored.

Working Mechanism

  • Boring bars have the main body that is attached to and rotated by the milling sleeve of the machine tool.
  • A precision mechanism within the main body moves back and forth, actuated by the linear movement of the machine tool boring spindle.
  • Due to the rigidity of the boring bar and the precision of its internal mechanism, the tool accurately reflects the contouring capabilities of the machine tool to which it is attached.

Frequently Asked Questions

What are the requirements for installing the boring bar on a machine?

  • The lateral movement of the boring bar should be under CNC control.
  • The machine tool's table or column should move in the same direction as the boring bar.
  • The boring spindle and milling sleeve should rotate in unison.

How do you stop boring bars from chattering?

  • Slow down the cutting speed.
  • Increase the depth of the cut (Rule of thumb is at least your tool nose radius).
  • If possible, increase the feeding rate.
  • Select a tool with a smaller nose radius.
  • Reduce the stick out of the bars.

How do I stop my boring from vibrating?

A variable stiffness dynamic vibration absorber (DVA) is added inside the boring bar to reduce vibration and thus improve the performance of boring operations. The DVA's stiffness is provided by two rubber bushes located within the DV

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