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Countersunk Head Wood Screws

Countersunk Head Wood Screws

Countersunk wood screws, also known as flat-head wood screws, are specialized fasteners used for connecting wooden components. Their core feature is the tapered countersunk head design, which distinguishes them from protruding round-head or pan-head screws. They are a standard and widely used fastener in woodworking, interior decoration, and furniture making.

The head features a standard inverted conical shape, with two main types available on the market: the 90° universal countersunk head and the 120° thin, flat countersunk head. The top surface of the head is equipped with a driving recess (such as Phillips, slotted, or Torx/star). The shank is designed with coarse wood threads and a sharp point, allowing it to directly grip into wooden substrates, making it suitable for various types of wood, including solid wood, particleboard, and plywood. When used with a countersunk hole, the tapered head can be completely embedded into the wood, leaving the screw head flush with the surface after tightening, resulting in a smooth, burr-free finish.

Relying on the tapered inclined surface, the countersunk head exerts uniform pressure to fit snugly against the wood, dispersing fastening stress. This design not only reinforces board joints and reduces loosening but also prevents the wood from splintering or cracking. Furthermore, it ensures there are no protrusions to snag or cause wear on other objects, and it does not interfere with subsequent sanding, painting, or veneering processes. Typically manufactured from zinc-plated steel or stainless steel for rust resistance and durability, these screws are widely used in custom furniture, wood flooring, wall paneling, cabinet doors and windows, and interior woodwork installations, making them the preferred choice for wooden joints where a flush, aesthetically pleasing surface finish is required.

About Us
Anhui Linghong Hardware Technology Co., Ltd.

Anhui Linghong Hardware Technology Co., Ltd. was founded in 2017, covering an area of 30 mu with 12,600 square meters of standardized workshops and office buildings. Formerly known as Shanghai Linghong Fasteners Co., Ltd., the company has inherited its core management and production backbone team, and follows the mature operation system formed through 16 years of steady development of Shanghai Linghong.
The company is equipped with more than 80 sets of production equipment, with a stable monthly capacity of approximately 500 tons. It specializes in the production of a full range of screws, including wood screws, chipboard screws, drywall screws, self-drilling screws, self-tapping screws, plasterboard screws, wallboard screws, corrugated screws, and other products. The company has a professional-quality management team and is equipped with precision testing instruments, including metallographic polishing machines and Rockwell hardness testers. Through strict control over first-piece inspection, in-process inspection, and the whole ex-factory process, it ensures the qualified quality of each batch of products with strong quality inspection capabilities. Meanwhile, the company has established a complete packaging system and an experienced management team, adopting a production model of "intelligent and mechanized production as the mainstay, supplemented by manual work". Adhering to excellent quality and a good reputation, the company provides customers with cost-effective, high-quality products.
With over 20 years of deep engagement in the fastener industry, Anhui Linghong Hardware Technology Co., Ltd. upholds the business philosophy of "Quality First, Integrity-Based", and is a comprehensive enterprise integrating design, development, production, and sales. Relying on over 20 years of accumulated production management experience and foreign trade export strength, the company has passed ISO 9001 Quality Management System, ISO 14001 Environmental Management System, and ISO 45001 Occupational Health and Safety Management System certifications, and established mature overseas sales channels. At present, the company exports 40 to 50 containers to Australia and about 10 containers to Europe and Japan every month, with annual sales exceeding 200 million RMB. The company sincerely welcomes customers at home and abroad to contact us for business negotiations and win-win cooperation!

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