screws are threaded fasteners that create permanent or temporary assemblies. They are inserted and removed by turning in one direction or another. Wood screws, floor screws, and sheet metal screws have flat heads that sit flush when holding material together. Machine screws fasten metal to metal and are inserted into a prethreaded hole or mated with a nut. Thread-cutting screws are self-tapping screws that cut away and remove the surrounding material to create a tapped hole. Deck screws resist rust and corrosion to hold outdoor decking materials together. Drywall screws have fine tips, coarse threads, and tapered bugle heads to penetrate drywall and grip wood without damaging material. Hex-head bolts, cap screws, and lag screws are driven with wrenches rather than screwdrivers or drill bits. Captive panel screws and thumb screws can be tightened and loosened without tools on parts that are frequently removed such as access panels. Screw caps can help to cover screw heads for both safety and aesthetic purp
High quality funiture driver mechanical anti-loosening combination screws
Kunshan Donghui Hengye Precision Hardware Co., Ltd., was established in 2007. It is a professional manufacturer and sales of various standard parts and non-standard fasteners such as various screws, nuts, flat spring washers The enterprise has been one of the comprehensive industrial fastener distribution enterprises integrating design, production and sales since its development. It has built a high-efficiency, high-quality and high-quality professional service team. Its products are widely used in machinery manufacturing, communication equipment, environmental protection chemicals, engineering machinery, automobile heavy industry, wind power energy, valve manufacturing, medical equipment, ships and other industries. The company has advanced testing instruments and equipment: reaches more than 98%. We will uphold the scientific quality management system and adopt a good marketing model.
Company Name: Kunshan Donghui Hengye Precision Hardware Co., Ltd.