4. Expanded, threaded, driven, headed, tool-deformed, or locked-thr
  5. Externally threaded fastener element, e.g., bolt, screw, etc.
  6. Pilot end having means enhancing fastening or installation

Harald Kollmann

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Drill screw

Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Externally threaded fastener element – e.g. – bolt – screw – etc. – Pilot end having means enhancing fastening or installation
Patent

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Fastener assembly for a high-strength connection to a substructu

Stock material or miscellaneous articles – Structurally defined web or sheet – Including fastener for attaching to external surface
Patent

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Profile ID: LFUS-PAI-P-679100

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