Fastener and its handling tool

The invention provides a fastener whose torque-receiving circumference is either circular or polygonal with more than twelve angles. In order to manipulate such a fastener, a wrench and a socket for a socket wrench have a housing having an interior space, and a fastening unit disposed in the interio...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	Ha, Tae-Hwan
Format:	Patent
Sprache:	eng
Online-Zugang:	Volltext bestellen
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