Screwdriver head structure

The utility model relates to a screwdriver bit structure, which comprises a body, the body is provided with a working end, the working end is provided with a plurality of first working parts and a plurality of second working parts, the first working parts and the second working parts are annularly a...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	HONG SO-MIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	HAND TOOLS MANIPULATORS PERFORMING OPERATIONS PORTABLE POWER-DRIVEN TOOLS TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FORFASTENING, CONNECTING, DISENGAGING OR HOLDING TRANSPORTING
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