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CoroBore® 825

Fine boring tools for high-precision boring

Flexible tooling solution

CoroBore® 825 is a flexible tool covering a large diameter range. The tools can be adjusted radially in order to cover a certain diameter range with one tool. Use CoroBore® 825 with the modular interfaces Coromant Capto® or EH for increased flexibility.

Damped tool machining

Available as a damped tool for vibration-free boring even at long overhangs. A stable boring process gives excellent surface finish, process security and high penetration rates.

Precision adjustment

The tools allow for precision adjustment in microns in order to achieve close hole tolerances of IT6.

View More Features

  • Achieve the required overhang even at small diameters with the EH modular system
  • Reliable system with rigid interfaces between the head and cartridge
  • Cartridge designed for highest stability
  • Large assortment of CoroTurn® 107 inserts

Application area

  • Optimized geometries and grades for all materials
  • Used in conventional fine boring and back boring

Conventional fine boring

Back boring

  • Steel
  • Stainless steel
  • Cast iron
  • Non-ferrous materials
  • Heat resistant super alloys
  • Hardened steel

Product range

CoroBore® 825 EH

Boring range mm (inch):
19–36 (0.748–1.417)
Hole tolerance: IT6

CoroBore® 825 cylindrical shank​

Boring range mm (inch):
19–36 (0.748–1.417)
Hole tolerance: IT6

CoroBore® 825 Coromant Capto®

Boring range mm (inch):
19–167 (0.748–6.575)
Hole tolerance: IT6

CoroBore® 825 with Silent Tools™

Boring range mm (inch):
19–167 (0.748–6.575)
Hole tolerance: IT6

CoroBore® XL large-diameter fine boring

Boring range mm (inch):
148–1275 (5.827–50.197)
Hole tolerance: IT6

Highlights

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