The inner ridge of the screwdriver

Abstract

1. The name of this design product: the raised part on the inner side of a screwdriver. 2. Purpose of the product of this design: Overall use: a screwdriver for nuts and washers, etc.; Local use: parts of a screwdriver. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. Other matters that require explanation: The solid line indicates the part requiring protection, and the dotted line indicates the part not requiring protection.

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