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Guangzhou Zuolong Metal Products Co., Ltd.

Located in Caotang Highway Section, Panyu District, Guangzhou City, the factory has been built for ten years, specializing in the production of hardware tools…

Precautions for the use of Guangzhou screwdrivers

Guangzhou screwdriver——Guangzhou Zorong Metal Products Co., Ltd. Our factory specializes in producing screwdrivers. Customers are welcome to come in for negotiation and consultation.…

Introduction to Sleeve

1. A special tool for tightening or loosening screws. It is composed of several inner hexagonal sleeves and one or more upper sleeve handles. …
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