Cutting point for a drill

A cutting point for a drill including a body having a periphery. The cutting point includes a leading cutting lip and a trailing cutting lip and a central chisel edge extending between the leading and trailing cutting lips and defining two symmetrical drill point halves. Each drill point half includ...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	SHAFFER WILLIAM A
Format:	Patent
Sprache:	eng
Schlagworte:	BORING GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR PERFORMING OPERATIONS TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION TECHNICAL SUBJECTS COVERED BY FORMER USPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS TRANSPORTING TURNING
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