Drilling tool

DE102025102017A1Undetermined Publication Date: 2026-07-23GUEHRING KG
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Patent Information

Application Number
DE102025102017
Authority / Receiving Office
DE · DE
Patent Type
Applications
Current Assignee / Owner
Filing Date
2025-01-21
Publication Date
2026-07-23

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Abstract

The invention relates to a drilling tool, in particular a deep-hole drilling tool, comprising a shank, a single- or multi-fluted drill head, an outer tube connecting the shank to the drill head for carrying away chips generated during drilling of a workpiece towards the shank, and an inner tube extending from the shank to the drill head within the outer tube for supplying coolant to the drill head. According to the invention, the outer circumferential surface of the inner tube, which is arranged centrally within the outer tube, and the inner circumferential surface of the outer tube define an annular chip removal space.
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Citation Information

Patent Citations

  • Deep drilling tool, double-walled

    DE102020006093A1

  • DE2034664A1

  • Drilling tool

    US20210178493A1

  • Rotating shank-type tool

    US5733076A