MASONRY DRILL BIT

The invention is directed to a masonry drill bit having a shank (1) having an insertion end (2) and a drill head (3), wherein the main cutting edges (4, 5) each converge toward a transverse cutting edge (8) arranged in the central region of the drill head (3), wherein the transverse cutting edge (8)...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Kersten, Heinrich, Lampe, Rainer
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BORING MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS TRANSPORTING TURNING
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