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Handan Double Blue Fastener Manufacturing Co., Ltd. is a professional manufacturer of fasteners enterprises. Since its establishment, the company has been focusing on the production and R&D of drilling screw&wedge anchor&wood screws, which has built a modern, high standard, scale, variety of professional production line of drill tail screw. All used equipment are imported from Germany, Japan and Taiwan, with an annual output of high quality, multi-variety drill tail screw .

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The employed the top domestic technologist, in hexagon-shaping, clipping, thread-rolling, carburize, zinc plated, washer machine, package and other processes, every link strives for perfection and the best.
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