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Internal turning

Do you struggle with long overhangs or have trouble evacuating chips in your internal turning operations? Our assortment, including high-precision coolant, CoroTurn® SL modularity and Silent Tools™ damped boring bars, has the perfect tool for your task.

Longitudinal turning

T-Max® P

Turning of large holes diameters from Ø70 mm

CoroTurn® 107

Efficient turning of small to medium sized holes from Ø6 mm

CoroCut® MB

For high precision turning of small to medium holes from Ø10 mm

CoroTurn® XS

High precision turning of small holes from Ø0.3 mm


CoroTurn® TR

Optimized for profiling of large holes from Ø40 mm

CoroTurn® 107

Efficient profiling of small to medium sized holes from Ø8.5 mm

CoroCut® MB

High precision profiling of small to medium holes from Ø10 mm

CoroTurn® XS

High precision profiling of small holes from Ø4.2 mm

Adaptor systems for turning

Coromant Capto®

Quick change tool holders for turning centres

CoroTurn® SL

Modular tooling system of adaptors and exchangeable cutting heads

Silent Tools™ for turning

Damped turning adaptors


Sleeves for correct mounting of cylindrical bars



Suffering from poor chip control or surfaces that look “hairy”? You’re not alone! Check out our solutions to the most common turning problems.

Minimize vibration with Silent Tools™

You can’t avoid vibration entirely in metal cutting operations, but there are several ways to reduce it. This application guide will help you achieve productive machining with minimized vibration.

Best practice: machining a spool body

A spool body is part of a subsea oil and gas production tree system. Long overhangs and difficult fixturing are just two of the many machining challenges involved in this internal turning operation.

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