BORING BAR SLEEVES | TOOL HOLDER BUSHINGS
113619
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Type - Boring Bar Sleeves,
Internal Dia - 50mm,
Outside Dia - 80mm
113620
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Type - Boring Bar Sleeves,
Internal Dia - 40mm,
Outside Dia - 4.0"
113621
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Type - Boring Bar Sleeves,
Internal Dia - 1.50",
Outside Dia - 100mm
113622
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Type - Boring Bar Sleeves,
Internal Dia - 40mm,
Outside Dia - 100mm
113623
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Type - Boring Bar Sleeves,
Internal Dia - 45mm,
Outside Dia - 4.0"
113624
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Type - Boring Bar Sleeves,
Internal Dia - 1.75",
Outside Dia - 100mm
113625
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Type - Boring Bar Sleeves,
Internal Dia - 45mm,
Outside Dia - 100mm
113626
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Type - Boring Bar Sleeves,
Internal Dia - 50mm,
Outside Dia - 4.0"
113627
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Type - Boring Bar Sleeves,
Internal Dia - 2.0",
Outside Dia - 100mm
113628
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Type - Boring Bar Sleeves,
Internal Dia - 50mm,
Outside Dia - 100mm
113629
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Type - Boring Bar Sleeves,
Internal Dia - 65mm,
Outside Dia - 4.0"
113630
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Type - Boring Bar Sleeves,
Internal Dia - 2.50",
Outside Dia - 100mm
113631
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Type - Boring Bar Sleeves,
Internal Dia - 65mm,
Outside Dia - 100mm
113632
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Type - Boring Bar Sleeves,
Internal Dia - 80mm,
Outside Dia - 4.0"
113633
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Type - Boring Bar Sleeves,
Internal Dia - 3.0",
Outside Dia - 100mm
113634
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Type - Boring Bar Sleeves,
Internal Dia - 80mm,
Outside Dia - 100mm
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Accuracy
PAC Precision Tools Boring Bar Sleeves are designed to adapt smaller diameter boring bars to larger tool holder bores while maintaining high precision and stability during machining. These sleeves ensure accurate tool alignment and strong support, helping reduce vibration and improve overall machining performance.
Manufactured from premium hardened alloy steel and precision-ground to tight tolerances, PAC Precision Tools Boring Bar Sleeves deliver excellent wear resistance, durability, and consistent performance in demanding CNC machining environments.
Dimensions

Features
- Precision fit for accurate boring bar alignment
- Allows the use of smaller diameter boring bars in larger holders
- Maintains high concentricity for precise machining
- Provides strong support to reduce vibration and deflection
- High wear resistance for long service life
- Made from black oxide
- Available in both inch and metric sizes
- Wrench flats for easy removal
- Type and size clearly marked on the head surface
- Precision-ground internal and external surfaces
- Excellent dimensional stability under heavy loads
- Corrosion-resistant surface finish
- Easy installation with a secure fit
PAC Precision Tools Boring Bar Sleeves from the right CNC tools supplier serving CNC shops in Massachusetts are ideal for boring, internal turning, and precision machining operations in CNC lathes and machining centers. Designed for durability and accuracy, they enhance machining stability, improve surface finish, and extend tool life.
Frequently Asked Questions
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- Boring Bar Sleeves
- ER Wrench
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