CoroThread® 254 is your first choice for demanding external and internal grooving operations. The slotted insert sits rigidly on the T-rails in the pocket eliminating any insert movement caused by the cutting force variations.
Benefits
- High indexing repeatability
- Stable solution with low risk of vibrations
- Cost efficient solution with three cutting edges
- Easy clamping of new inserts due to the iLock interface
Features
- External and internal grooves
- Sharp cutting edges for high quality grooves
- Insert is easy to identify – groove width is imprinted on the insert
- Same tool holder for many insert widths
Application
- Grooving in low to medium feeds
ISO application area
Recommendations
CoroThread 254 is ideal for internal and external grooves with 1.10-4.15 mm (0.043-0.163 inch) widths (standardized circlip grooves).
GC1135 is a versatile grade with sharp edges and positive geometry for low cutting forces.
Tool holding
CoroThread 254 is available with the following tool holding systems:
- Coromant Capto
- Cylindrical shank
- Rectangular shank
- SL heads, modular system with a large variety of combinations
- Silent Tools boring bars
- Interchangeable with CoroThread 266 tool holders. For correct cutting edge height, a 0° shim must be used
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