Device equipped with a drilling tool drilling several blades, particularly a deep drilling tool.

摘要

Drilling device with a drilling tool several blades (17), particularly a deep drilling tool, with at least two feed channels (19, 20), by means of which cooling lubricant is supplied (28) to cutting zone (18), and with evacuation channels (35, 36), through which are evacuated the cooling lubricant and chips, characterized in that the feed channels (19, 20) are associated devices supply cooling lubricant (25, 26, 64) independent of each other.