Microbore Tooling Systems

Fine Boring Systems & Deep Hole Drilling

Microbore® Boring Bars - Technical Information

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Choose Your Style

Microbore® Integral Shank Boring Bars (Taper Shank) – Click here

Microbore® Straight Shank Boring Bars – Click Here

Microbore® Parallel Shank Boring Bars – Click Here

Microbore® Straight Shank Boring Bars to suit Square Mounted Units – Click Here

Microbore® RM Series Boring Rings (For use on ADE2248 adaptors) – Click Here

Microbore® RM Series Aluminium Boring Rings (For use on ADE3282 adaptors) – Click Here

Microbore® Integral Shank Gear Adjust Boring Bars – Taper Shank – Click Here

Microbore® Straight Shank Gear Adjust Boring Bars – Click Here

Microbore® RGA Gear Adjust Boring Rings (For use on ADE2248 adaptors) – Click Here

Microbore® RGA Gear Adjust Boring Rings (For use on ADE3282 adaptors) – Click Here

Microbore® MGAH07 Gear Adjust Boring Heads (For use on ADE2248 adaptors) – Click Here

Microbore® Integral Shank Boring Bars - Taper Shank

Boring Range (A)
Min		Boring Range (B)
Max		B Min.D .Cartridge UnitInsert Type
Fig.		Insert Type –
Insert		Boring Bar Order Ref
BT (MAS403)
BT40		Boring Bar Order Ref
BT (MAS403)
BT50		Boring Bar Order Ref
DIN 69871
DIN40		Boring Bar Order Ref
DIN 69871
DIN50		Boring Bar Order Ref
ISO (DIN 2080)
ISO40		Boring Bar Order Ref
ISO (DIN 2080)
ISO 50
15.617.583.015.5M2B2S-T06-401TCMT06T104BT40-535MBT50-535MDIN40-535MDIN50-535MISO40-535MISO50-535M
18.520.582.515.5M2B2V-402EP__0402__BT40-535MBT50-535MDIN40-535MDIN50-535MISO40-535MISO50-535M
18.320.082.515.5M2B2E-40
M2B212E-40
M2B2F-40
M2B212F-40		3Brazed InsertBT40-535MBT50-535MDIN40-535MDIN50-535MISO40-535MISO50-535M
16.819.083.016.5M2B2S-T06-401TCMT06T104BT40-536MBT50-536MDIN40-536MDIN50-536MISO40-536MISO50-536M
19.022.582.516.5M2B2V-402EP__0402__BT40-536MBT50-536MDIN40-536MDIN50-536MISO40-536MISO50-536M
18.321.882.516.5M2B2E-40
M2B212E-40
M2B2F-40
M2B212F-40		3Brazed InsertBT40-536MBT50-536MDIN40-536MDIN50-536MISO40-536MISO50-536M
19.024.588.519.0M2B2T06-401TCMT06T104BT40-54MBT50-54MDIN40-54MDIN50-54MISO40-54MISO50-54M
19.524.587.019.0M2B2V-402EP__0402__BT40-54MBT50-54MDIN40-54MDIN50-54MISO40-54MISO50-54M
19.024.087.019.0M2B2E-40
M2B212E-40
M2B2F-40
M2B212F-40		3Brazed InsertBT40-54MBT50-54MDIN40-54MDIN50-54MISO40-54MISO50-54M
24.030.0110.522.5M3B2T09-401TC__0902__BT40-55MBT50-55MDIN40-55MDIN50-55MISO40-55MISO50-55M
24.531.5107.022.5M3B2C06-402CC__0602__BT40-55MBT50-55MDIN40-55MDIN50-55MISO40-55MISO50-55M
24.531.5107.022.5M3B2V-402EP__0602__BT40-55MBT50-55MDIN40-55MDIN50-55MISO40-55MISO50-55M
22.530.5107.022.5M3B2E-40
M3B212E-40
M3B2F-40
M3B212F-40		3Brazed InsertBT40-55MBT50-55MDIN40-55MDIN50-55MISO40-55MISO50-55M
29.041.5135.528.0M3A2T09-401TC__0902__BT40-57MBT50-57MDIN40-57MDIN50-57MISO40-57MISO50-57M
29.042.5132.028.0M3A2C06-402CC__0602__BT40-57MBT50-57MDIN40-57MDIN50-57MISO40-57MISO50-57M
29.042.5132.028.0M3A2V-402EP__0602__BT40-57MBT50-57MDIN40-57MDIN50-57MISO40-57MISO50-57M
27.041.5132.028.0M3A2E-40
M3A212E-40
M3A2F-40
M3A212F-40		3Brazed InsertBT40-57MBT50-57MDIN40-57MDIN50-57MISO40-57MISO50-57M
42.053.0116.035.0M5B2T11-401TC__1102__BT40-58MBT50-58MDIN40-58MDIN50-58MISO40-58MISO50-58M
39.552.0116.035.0M5B2C06-402CC__0602__BT40-58MBT50-58MDIN40-58MDIN50-58MISO40-58MISO50-58M
39.051.5116.035.0M5B2V-402EP__0803__BT40-58MBT50-58MDIN40-58MDIN50-58MISO40-58MISO50-58M
39.552.0116.035.0M5B2E-40
M5B212E-40
M5B2F-40
M5B212F-40		3Brazed InsertBT40-58MBT50-58MDIN40-58MDIN50-58MISO40-58MISO50-58M
42.053.0173.035.0M5B2T11-401TC__1102__BT40-59MBT50-59MDIN40-59MDIN50-59MISO40-59MISO50-59M
39.552.0173.035.0M5B2C06-402CC__0602__BT40-59MBT50-59MDIN40-59MDIN50-59MISO40-59MISO50-59M
39.051.5173.035.0M5B2V-402EP__0803__BT40-59MBT50-59MDIN40-59MDIN50-59MISO40-59MISO50-59M
39.552.0173.035.0M5B2E-40
M5B212E-40
M5B2F-40
M5B212F-40		3Brazed InsertBT40-59MBT50-59MDIN40-59MDIN50-59MISO40-59MISO50-59M
50.271.5116.041.5M5A2T11-401TC__1102__BT40-60MBT50-60MDIN40-60MDIN50-60MISO40-60MISO50-60M
47.570.5116.041.5M5A2C06-402CC__0602__BT40-60MBT50-60MDIN40-60MDIN50-60MISO40-60MISO50-60M
47.570.5116.041.5M5A2V-402EP__0803__BT40-60MBT50-60MDIN40-60MDIN50-60MISO40-60MISO50-60M
47.070.0116.041.5M5A2E-40
M5A212E-40
M5A2F-40
M5A212F-40		3Brazed InsertBT40-60MBT50-60MDIN40-60MDIN50-60MISO40-60MISO50-60M
50.271.5186.041.5M5A2T11-401TC__1102__BT40-61MDIN40-61MISO40-61M
47.570.5186.041.5M5A2C06-402CC__0602__BT40-61MDIN40-61MISO40-61M
47.570.5186.041.5M5A2V-402EP__0803__BT40-61MDIN40-61MISO40-61M
47.070.0186.041.5M5A2E-40
M5A212E-40
M5A2F-40
M5A212F-40		3Brazed InsertBT40-61MDIN40-61MISO40-61M
50.271.5208.044.5M5A2T11-401TC__1102__BT50-62MDIN50-62MISO50-62M
47.570.5208.044.5M5A2C06-402CC__0602__BT50-62MDIN50-62MISO50-62M
47.570.5208.044.5M5A2V-402EP__0803__BT50-62MDIN50-62MISO50-62M
47.070.0208.044.5M5A2E-40
M5A212E-40
M5A2F-40
M5A212F-40		3Brazed InsertBT50-62MDIN50-62MISO50-62M
63.091.0128.050.5M7A2T16-801TC__16T3__BT40-63MBT50-63MDIN40-63MDIN50-63MISO40-63MISO50-63M
63.0941.0128.050.5M7A2C09-802CC__09T3__BT40-63MBT50-63MDIN40-63MDIN50-63MISO40-63MISO50-63M
63.091.0128.050.5M7A2V-802EC__1204__BT40-63MBT50-63MDIN40-63MDIN50-63MISO40-63MISO50-63M
63.591.0128.050.5M7A2E-80
M7A212E-80
M7A2F-80
M7A212F-80		3Brazed InsertBT40-63MBT50-63MDIN40-63MDIN50-63MISO40-63MISO50-63M
63.091.0185.057.5M7A2T16-801TC__16T3__BT40-64MBT50-64MDIN40-64MDIN50-64MISO40-64MISO50-64M
63.091.0185.057.5M7A2C09-802CC__09T3__BT40-64MBT50-64MDIN40-64MDIN50-64MISO40-64MISO50-64M
63.091.0185.057.5M7A2V-802EC__1204__BT40-64MBT50-64MDIN40-64MDIN50-64MISO40-64MISO50-64M
63.591.0185.057.5M7A2E-80
M7A212E-80
M7A2F-80
M7A212F-80		3Brazed InsertBT40-64MBT50-64MDIN40-64MDIN50-64MISO40-64MISO50-64M
63.091.0280.059.0M7A2T16-801TC__16T3__BT50-65MDIN50-65MISO50-65M
63.091.0280.059.0M7A2C09-802CC__09T3__BT50-65MDIN50-65MISO50-65M
63.091.0280.059.0M7A2V-802EC__1204__BT50-65MDIN50-65MISO50-65M
63.591.0280.059.0M7A2E-80
M7A212E-80
M7A2F-80
M7A212F-80		3Brazed InsertBT50-65MDIN50-65MISO50-65M
83.5111.5119.063.0M7A2T16-801TC__16T3__BT40-67MBT50-67MDIN40-67MDIN50-67MISO40-67MISO50-67M
84.0111.5119.063.0M7A2C09-802CC__09T3__BT40-67MBT50-67MDIN40-67MDIN50-67MISO40-67MISO50-67M
84.0111.5119.063.0M7A2V-802EC__1204__BT40-67MBT50-67MDIN40-67MDIN50-67MISO40-67MISO50-67M
84.5111.5119.063.0M7A2E-80
M7A212E-80
M7A2F-80
M7A212F-80		3Brazed InsertBT40-67MBT50-67MDIN40-67MDIN50-67MISO40-67MISO50-67M
83.5111.5199.070.0M7A2T16-801TC__16T3__BT40-68MBT50-68MDIN40-68MDIN50-68MISO40-68MISO50-68M
84.0111.5199.070.0M7A2C09-802CC__09T3__BT40-68MBT50-68MDIN40-68MDIN50-68MISO40-68MISO50-68M
84.0111.5199.070.0M7A2V-802EC__1204__BT40-68MBT50-68MDIN40-68MDIN50-68MISO40-68MISO50-68M
84.5111.5199.070.0M7A2E-80
M7A212E-80
M7A2F-80
M7A212F-80		3Brazed InsertBT40-68MBT50-68MDIN40-68MDIN50-68MISO40-68MISO50-68M
83.5111.5299.576.5M7A2T16-801TC__16T3__BT50-69MDIN50-69MISO50-69M
84.0111.5299.576.5M7A2C09-802CC__09T3__BT50-69MDIN50-69MISO50-69M
84.0111.5299.576.5M7A2V-802EC__1204__BT50-69MDIN50-69MISO50-69M
84.5111.5299.576.5M7A2E-80
M7A212E-80
M7A2F-80
M7A212F-80		3Brazed InsertBT50-69MDIN50-69MISO50-69M
97.5144.5121.583.0M10A2T16-802TC__16T3__BT40-70MBT50-70MDIN40-70MDIN50-70MISO40-70MISO50-70M
98.0144.5121.583.0M10A2C12-801CC__1204__BT40-70MBT50-70MDIN40-70MDIN50-70MISO40-70MISO50-70M
98.0144.5121.583.0M10A2V-801EC__1204__BT40-70MBT50-70MDIN40-70MDIN50-70MISO40-70MISO50-70M
99.5144.5121.583.0M10A2E-80
M10A212E-80
M10A2F-80
M10A212F-80		3Brazed InsertBT40-70MBT50-70MDIN40-70MDIN50-70MISO40-70MISO50-70M
97.5144.5299.592.0M10A2T16-802TC__16T3__BT50-71MDIN50-71MISO50-71M
98.0144.5299.592.0M10A2C12-801CC__1204__BT50-71MDIN50-71MISO50-71M
98.0144.5299.592.0M10A2V-801EC__1204__BT50-71MDIN50-71MISO50-71M
99.5144.5299.592.0M10A2E-80
M10A212E-80
M10A2F-80
M10A212F-80		3Brazed InsertBT50-71MDIN50-71MISO50-71M

Minimum diameters allow bar to flat bottom.  The minimum diameter can be reduced if machining a through bore.

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Microbore® Straight Shank Boring Bars

Boring Range (A)
Min		Boring Range (A)
Max		B Min.DCartridge UnitInsert Type
Fig.		Inert Type
Insert		Boring Bar Order Ref
Straight Shank
25mm		Boring Bar Order Ref
Straight Shank
32mm		Boring Bar Order Ref
Straight Shank
40mm
15.617.083.015.5M2B2S-T06-401TCMT06T104MSS25-535M
18.520.082.515.5M2B2V-402EP__0402__MSS25-535M
18.319.582.515.5M2B2E-40
M2B212E-40
M2B2F-40
M2B212F-40		3Brazed InsertMSS25-535M
16.819.083.016.5M2B2S-T06-401TCMT06T104MSS25-536M
19.022.582.516.5M2B2V-402EP__0402__MSS25-536M
18.322.082.516.5M2B2E-40
M2B212E-40
M2B2F-40
M2B212F-40		3Brazed InsertMSS25-536M
19.024.588.519.0M2B2S-T06-401TCMT06T104MSS25-54M
19.524.587.019.0M2B2V-402EP__0402__MSS25-54M
19.024.087.019.0M2B2E-40
M2B212E-40
M2B2F-40
M2B212F-40		3Brazed InsertMSS25-54M
24.030.0110.522.5M3B2T09-401TC__0902__MSS25-55M
24.531.5107.022.5M3B2C06-402CC__0602__MSS25-55M
24.531.5107.022.5M3B2V-402EP__0602__MSS25-55M
22.530.5107.022.5M3B2E-40
M3B212E-40
M3B2F-40
M3B212F-40		3Brazed InsertMSS25-55M
29.041.5120.528.0M3A2T09-401TC__0902__MSS25-56MMSS32-560M
29.042.5117.028.0M3A2C06-402CC__0602__MSS25-56MMSS32-560M
29.042.5117.028.0M3A2V-402EP__0602__MSS25-56MMSS32-560M
27.041.5117.028.0M3A2E-40
M3A212E-40
M3A2F-40
M3A212F-40		3Brazed InsertMSS25-56MMSS32-560M
29.041.5132.028.0M3A2T09-401TC__0902__MSS25-57MMSS40-57M
29.042.5132.028.0M3A2C06-402CC__0602__MSS25-57MMSS40-57M
29.042.5135.528.0M3A2V-402EP__0602__MSS25-57MMSS40-57M
27.041.5132.028.0M3A2E-40
M3A212E-40
M3A2F-40
M3A212F-40		3Brazed InsertMSS25-57MMSS40-57M
42.053.0116.035.0M5B2T11-401TC__1102__MSS25-58MMSS32-58MMSS40-58M
39.552.0116.035.0M5B2C06-402CC__0602__MSS25-58MMSS32-58MMSS40-58M
39.051.5116.035.0M5B2V-402EP__0803__MSS25-58MMSS32-58MMSS40-58M
39.552.0116.035.0M5B2E-40
M5B212E-40
M5B2F-40
M5B212F-40		3Brazed InsertMSS25-58MMSS32-58MMSS40-58M
42.053.0173.035.0M5B2T11-401TC__1102__MSS40-59M
39.552.0173.035.0M5B2C06-402CC__0602__MSS40-59M
39.051.5173.035.0M5B2V-402EP__0803__MSS40-59M
39.552.0173.0035.0M5B2E-40
M5B212E-40
M5B2F-40
M5B212F-40		3Brazed InsertMSS40-59M
50.271.5116.041.5M5A2T11-401TC__1102__MSS25-60MMSS32-60MMSS40-60M
47.570.5116.041.5M5A2C06-402CC__0602__MSS25-60MMSS32-60MMSS40-60M
47.570.5116.041.5M5A2V-402EP__0803__MSS25-60MMSS32-60MMSS40-60M
47.070.0116.041.5M5A2E-40
M5A212E-40
M5A2F-40
M5A212F-40		3Brazed InsertMSS25-60MMSS32-60MMSS40-60M
50.271.5186.041.5M5A2T11-401TC__1102__MSS40-61M
47.570.5186.041.5M5A2C06-402CC__0602__MSS40-61M
47.570.5186.041.5M5A2V-402EP__0803__MSS40-61M
47.070.0186.041.5M5A2E-40
M5A212E-40
M5A2F-40
M5A212F-40		3Brazed InsertMSS40-61M
63.091.0128.050.5M7A2T16-80
1TC__16T3__MSS40-63M
63.091.0128.050.5M7A2C09-802CC__09T3__MSS40-63M
63.091.0128.050.5M7A2V-802EC__1204__MSS40-63M
63.591.0128.050.5M7A2E-80
M7A212E-80
M7A2F-80
M7A212F-80		3Brazed InsertMSS40-63M
83.5111.588.063.0M7A2T16-80
1TC__16T3__MSS40-66M
84.0111.588.063.0M7A2C09-802CC__09T3__MSS40-66M
84.0111.588.063.0M7A2V-802EC__1204__MSS40-66M
84.5111.588.063.0M7A2E-80
M7A212E-80
M7A2F-80
M7A212F-80		3Brazed InsertMSS40-66M
83.5111.5119.063.0M7A2T16-80
1TC__16T3__MSS40-67M
84.0111.5119.063.0M7A2C09-802CC__09T3__MSS40-67M
84.0111.5119.063.0M7A2V-802EC__1204__MSS40-67M
84.5111.5119.063.0M7A2E-80
M7A212E-80
M7A2F-80
M7A212F-80		3Brazed InsertMSS40-67M

Minimum diameters allow bar to flat bottom. The minimum diameter can be reduced if machining a through bore.

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Microbore® Parallel Shank Boring Bars

Boring Range (A)
Min		Boring Range (A)
Max		E MinLShankCartridge UnitInsert Type
Fig		Insert Type
Insert		Microbore Part No
12.514.52.4135.012.0M1B2WB03-401WBGT030102LWMPS12-125-135
12.213.01.2135.012.0M1B2E-40
M1B212E-40
M1B2F-40
M1B212F-40		3BrazedMPS12-125-135
14.817.02.3135.012.0M1A2E-40
M1A212E-40
M1A2F-40
M1A212F-40		3BrazedMPS12-125-135
13.515.52.2140.012.0M1B2WB03-401WBGT030102LWMPS12-135-140
12.613.50.8140.012.0M1B2E-40
M1B212E-40
M1B2F-40
M1B212F-40		3BrazedMPS12-135-140
15.522.52.2145.012.0M1A2WB03-402WBGT030102LWMPS12-155-145
15.020.50.5145.012.0M1A2E-40
M1A212E-40
M1A2F-40
M1A212F-40		3BrazedMPS12-155-145
19.024.51.6160.016.0M2B2T06-401TC__06T1__MPS16-190-160
19.524.50.3160.016.0M2B2V-402EP__0402__MPS16-190-160
19.023.50.3160.016.0M2B2E-40
M2B212E-40
M2B2F-40
M2B212F-40		3BrazedMPS16-190-160
24.030.53.3170.020.0M3B2T09-401TC__0902__MPS20-240-170
24.531.50.3170.020.0M3B2C06-402CC__0602__MPS20-240-170
24.531.50.3170.020.0M3B2V-402EP__0602__MPS20-240-170
24.030.50.3170.020.0M3B2E-40
M3B212E-40
M3B2F-40
M3B212F-40		3BrazedMPS20-240-170
29.041.53.3185.025.0M3A2T09-401TC__0902__MPS25-290-185
29.042.50.3185.025.0M3A2C06-402CC__0602__MPS25-290-185
28.542.50.3185.025.0M3A2V-402EP__0602__MPS25-290-185
28.041.50.3185.025.0M3A2E-40
M3A212E-40
M3A2F-40
M3A212F-40		3BrazedMPS25-290-185

Minimum diameters allow bar to flat bottom. The minimum diameter can be reduced if machining a through bore.

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Microbore® Straight Shank Boring Bars to suit Square Mounted Units

Boring Range (A)
Min		Boring Range (A)
Max		B Head LengthE MinF HeadL LengthCartridge UnitInsert Type
Fig.		Insert Type
Insert		Microbore Bar Part No.
36.549.042.01.025.0165.0M030BS090T09-501TC__0902__MSS32BS363-42
36.549.042.01.025.0165.0M030BS090C06-502CC__0602__MSS32BS363-42
49.066.545.01.535.0165.0M050BS090T11-501TC__1102__MSS32BS490-45
49.066.545.01.535.0165.0M050BS090C06-502CC__0602__MSS32BS490-45
66.585.550.01.552.0165.0M070BS090T16-1001TC__16T3__MSS32BS665-50
66.585.550.01.552.0165.0M070BS090C12-1002CC__1204__MSS32BS665-50
85.0122.550.02.065.0165.0M072-0L095TC-1001TC__1102__MSS32BS850-50
85.0122.550.02.065.0165.0M072-0L095C09-1002CC__09T3__MSS32BS850-50

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Microbore® RM Series Boring Rings

Supplied with thro’ coolant holes.
For use on standard ADE2248 adaptors

Boring Range (A)
Min		Boring Range (A)
Max		E MinB LengthCartridge UnitInsert Type
Fig.		Insert Type
Insert		Microbore Ring Part No.
81.0128.51.060.0M072-0L095TC-1001TC__1102__RM081-ADE2248
81.0128.51.060.0M072-0L095C09-1002CC_09T3__RM081-ADE2248
116.0163.51.060.0M072-0L095TC-1001TC__1102__RM116-ADE2248
116.0163.51.060.0M072-0L095C09-1002CC_09T3__RM116-ADE2248

Refer to Microbore Adaptor Range Catalogue for ADE2248 Adaptor details.

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Microbore® RM Series Aluminium Boring Rings

Supplied with thro’ coolant holes.
For use on standard ADE3282 adaptors

Boring Range (A)
Min		Boring Range (A)
Max		E MinB LengthCartridge UnitInsert Type
Fig.		Insert Type
Insert		Microbore Ring Part No.
136.5181.01.050.0M072-0L095TC-1001TC__1102__RM136AL-ADE3282
136.5181.01.050.0M072-0L095C09-1002CC__09T3__RM136AL-ADE3282
177.5222.01.050.0M072-0L095TC-1001TC__1102__RM177AL-ADE3282
177.5222.01.050.0M072-0L095C09-1002CC__09T3__RM177AL-ADE3282
218.5263.01.050.0M072-0L095TC-1001TC__1102__RM218AL-ADE3282
218.5263.01.050.0M072-0L095C09-1002CC__09T3__RM218AL-ADE3282
259.5304.01.050.0M072-0L095TC-1001TC__1102__RM259AL-ADE3282
259.5304.01.050.0M072-0L095C09-1002CC__09T3__RM259AL-ADE3282
300.5345.01.050.0M072-0L095TC-1001TC__1102__RM300AL-ADE3282
300.5345.01.050.0M072-0L095C09-1002CC__09T3__RM300AL-ADE3282
341.5386.01.050.0M072-0L095TC-1001TC__1102__RM341AL-ADE3282
341.5386.01.050.0M072-0L095C09-1002CC__09T3__RM341AL-ADE3282
382.5427.01.050.0M072-0L095TC-1001TC__1102__RM382AL-ADE3282
382.5427.01.050.0M072-0L095C09-1002CC__09T3__RM382AL-ADE3282

Refer to Microbore Adaptor Range Catalogue for ADE3282 Adaptor details.

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Microbore® Integral Shank Gear Adjust Boring Bars

Taper Shank

Boring Range (A)
Min		Boring Range (A)
Max		B MinCartridge UnitInsert Type
Fig.		Insert Type
Insert		Boring Bar Order Ref No.
BT (MAS403)
BT40		Boring Bar Order Ref No.
BT (MAS403)
BT50		Boring Bar Order Ref No.
DIN 69871
DIN40		Boring Bar Order Ref No.
DIN 69871
DIN50
23.027.5108M022BS095T06-50GA1TC__06T1__BT40-GA23A-130BT50-GA23A-130DIN40-GA23A-130DIN50_GA23A-130
23.027.5108M022BS095C06-50GA2CC__0602__BT40-GA23A-130BT50-GA23A-130DIN40-GA23A-130DIN50_GA23A-130
27.036.0108M022-0L095T06-50GA1TC__06T1__BT40-GA27A-130BT50-GA27A-130DIN40-GA27A-130DIN50-GA27A-130
27.036.0108M022-0L095C06-50GA2CC__0602__BT40-GA27A-130BT50-GA27A-130DIN40-GA27A-130DIN50-GA27A-130
36.046.0128M032-0L095T06-50GA1TC__06T1__BT40-GA36A-150BT50-GA36A-150DIN40-GA36A-150DIN50-GA36A-150
36.046.0128M032-0L095C06-50GA2CC__0602__BT40-GA36A-150BT50-GA36A-150DIN40-GA36A-150DIN50-GA36A-150
46.053.5138M052BS095TC-50GA1TC__1102__BT40-GA46A-160BT50-GA46A-160DIN40-GA46A-160DIN50-GA46A-160
46.053.5138M052BS095C06-50GA2CC__0602__BT40-GA46A-160BT50-GA46A-160DIN40-GA46A-160DIN50-GA46A-160
53.067.0138M052-1L095TC-50GA1TC__1102__BT40-GA53A-160BT50-GA53A-160DIN40-GA53A-160DIN50-GA53A-160
53.067.0138M052-1L095C06-50GA2CC__0602__BT40-GA53A-160BT50-GA53A-160DIN40-GA53A-160DIN50-GA53A-160
67.093.0158M052-0L095TC-50GA1TC__1102__BT40-GA67A-180BT50-GA67A-180DIN40-GA67A-180DIN50-GA67A-180
67.093.0158M052-0L095C06-50GA2CC__0602__BT40-GA67A-180BT50-GA67A-180DIN40-GA67A-180DIN50-GA67A-180
93.0134.5158M072-0L095T06-100GA1TC__1102__BT40-GA93A-180BT50-GA93A-180DIN40-GA93A-180DIN50-GA93A-180
93.0134.5158M072-0L095C09-100GA2CC__09T3__BT40-GA93A-180BT50-GA93A-180DIN40-GA93A-180DIN50-GA93A-180

STANDARD MICROBORE® GEAR ADJUST ACCESSORIES

  Sold only as a set  
Identify Required Spares from the Unit Size
Unit SizeWormSpacerSnap RingG.A. Wrench
M022NR2821 Spares Set2842
M032NR3821 Spares Set2842
M052NR5821 Spares Set5842
M072NR7821 Spares Set5842

Microbore® strongly advise that any reconditioning work on Gear Adjust Boring Bars or Boring Rings is carried out by factory-trained technicians

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Microbore® Straight Shank Gear Adjust Boring Bars

Boring Range (A)
Min		Boring Range (A)
Max		B Head LengthE MinD ShankL LengthCartridge UnitInsertMicrobore Bar Part No.
23.027.5–0.520.0180.0M022BS095T06-50GATC__06T1__MSS20-23GA-180
27.036.0–0.525.0180.0M022-0L095T06-50GATC__06T1__MSS25-27GA-180
36.046.040.00.525.0180.0M032-0L095T06-50GATC__06T1__MSS25-36GA-180
46.053.550.00.532.0210.0M052BS095TC-50GATC__1102__MSS32-46GA-210
53.067.050.00.532.0210.0M052-1L095TC-50GATC__1102__MSS32-53GA-210
67.093.060.00.540.0210.0M052-0L095TC-50GATC__1102__MSS40-67GA-210
93.0134.560.00.540.0230.0M072-0L095TC-100GATC__1102__MSS40-93GA-230

  Sold only as a set  
Identify Required Spares from the Unit Size
Unit SizeWormSpacerSnap RingG.A. Wrench
M022NR2821 Spares Set2842
M032NR3821 Spares Set2842
M052NR5821 Spares Set5842
M072NR7821 Spares Set5842

Microbore® strongly advise that any reconditioning work on Gear Adjust Boring Bars or Boring Rings is carried out by factory-trained technicians.

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Microbore® RGA Gear Adjust Boring Rings

Supplied with thro’ coolant.
For use on standard ADE2248 adaptors

Boring Range (A)
Min		Boring Range (A)
Max		E MinL LengthCartridge UnitInsert Type
Fig.		Insert Type
Insert		Microbore Ring Part No.
93.0135.01.060.0M072-0L095TC-100GA1TC__1102__RGA093-60-ADE2248
93.0135.01.060.0M072-0L095C09-100GA2CC__09T3__RGA093-60-ADE2248
131.0173.01.060.0M072-0L095TC-100GA1TC__1102__RGA131-60-ADE2248
131.0173.01.060.0M072-0L095C09-100GA2CC__09T3__RGA131-60-ADE2248
169.0211.01.060.0M072-0L095TC-100GA1TC__1102__RGA169-60-ADE2248
169.0211.01.060.0M072-0L095C09-100GA2CC__09T3__RGA169-60-ADE2248

Standard Microbore® Gear Adjust Accessories

  Sold only as a set. Please quote Order No.  
Identify Required Spares From the Unit Size
Unit SizeWormSpacerSnap RingG.A. Wrench
M072NR7821 Spares Set5842

Refer to Microbore® Adaptor Range Catalogue for ADE2248 Adaptor details.

Microbore® strongly advise that any reconditioning work on Gear Adjust Boring Bars or Boring Rings is carried out by factory-trained technicians.

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Microbore® RGA Gear Adjust Boring Rings

Supplied with thro’ coolant hole.
For use on standard ADE3282 Adaptors

Boring Range (A)
Min		Boring Range (A)
Max		E MinL LengthCartridge UnitInsert Type
Fig.		Insert Type
Insert		Microbore Ring Part No.
169.0211.01.050.0M072-0L095TC-100GA1TC__1102__RGA169-50-ADE3282
169.0211.01.050.0M072-0L095C09-100GA2CC__09T3__RGA169-50-ADE3282
210.0252.01.050.0M072-0L095TC-100GA1TC__1102__RGA210-50-ADE3282
210.0252.01.050.0M072-0L095C09-100GA2CC__09T3__RGA210-50-ADE3282
251.0293.01.050.0M072-0L095TC-100GA1TC__1102__RGA251-50-ADE3282
251.0293.01.050.0M072-0L095C09-100GA2CC__09T3__RGA251-50-ADE3282
292.0334.01.050.0M072-0L095TC-100GA1TC__1102__RGA292-50-ADE3282
292.0334.01.050.0M072-0L095C09-100GA2CC__09T3__RGA292-50-ADE3282
333.0375.01.050.0M072-0L095TC-100GA1TC__1102__RGA333-50-ADE3282
333.0375.01.050.0M072-0L095C09-100GA2CC__09T3__RGA333-50-ADE3282
374.0416.01.050.0M072-0L095TC-100GA1TC__1102__RGA374-50-ADE3282
374.0416.01.050.0M072-0L095C09-100GA2CC__09T3__RGA374-50-ADE3282
415.0475.01.050.0M072-0L095TC-100GA1TC__1102__RGA415-50-ADE3282
415.0475.01.050.0M072-0L095C09-100GA2CC__09T3__RGA415-50-ADE3282

  Sold only as a set. Please quote Order No.  
Identify Required Spares From the Unit Size
Unit SizeWormSpacerSnap RingG.A. Wrench
M072NR7821 Spares Set5842

Refer to Microbore® Adaptor Range Catalogue for ADE3282 Adaptor details.
Microbore® strongly advise that any reconditioning work on Gear Adjust Boring Bars or Boring Rings is carried out by factory-trained technicians.

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Microbore® MGAH07 Gear Adjust Boring Heads

Supplied with thro’ coolant holes.
For use on standard ADE2248 adaptors.

Microbore Part No.Boring Range (A)
Min		Boring Range (A)
Max		B Boring LengthCLBoring ToolInsert Type
Fig.		Insert Type
Insert
MGAH07-22487.011.029.012.041.0BTT12-07-291TB__0601__
MGAH07-22487.011.029.012.041.0BTS12-07-292EP__0402__
MGAH07-224811.015.035.012.041.0BTC12-11-352CC__09T3__
MGAH07-224811.015.035012.041.0BTS12-11-352EP__0602__
MGAH07-224815.019.064.012.041.0BTC12-15-642CC__09T3__
MGAH07-224815.019.064.012.041.0BTS12-15-642EP__0803__
MGAH07-224819.023.070.012.041.0BTC12-19-702CC__09T3__
MGAH07-224819.023.070.012.041.0BTS12-19-702EP__0803__
MGAH07-224823.027.070.012.041.0BTC12-23-702CC__09T3__
MGAH07-224823.027.070.012.041.0BTS12-23-702EP__0803__

NOTE: Heads, Adaptors and Boring Tools must be ordered separately.

Refer to Microbore® Adaptor Range Catalogue for ADE2248 Adaptor details.

Microbore® strongly advise that any reconditioning work on Gear Adjust Boring Bars or Boring Rings is carried out by factory-trained technicians.

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