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Flat Head Six-Lobe Screw

Flowers tooth combination of screws

A combination of anti-loose screws

Hex Socket Anti-theft screw

hex rivet screw

Strict process in the elaborate production to make perfect quality of screw

King-tower with 16-year exploration,each step of processing is produced by senior technicians with over ten -year experience to ensure high-quality products.
Strict process in the elaborate production to make perfect quality of screw

King-tower with 16-year exploration,each step of processing is produced by senior technicians with over ten -year experience to ensure high-quality products.with over ten -year experience to ensure high-quality products.
Strict process in the elaborate production to make perfect quality of screw

King-tower with 16-year exploration,each step of processing is produced by senior technicians with over ten -year experience to ensure high-quality products.with over ten -year experience to ensure high-quality products.
Strict process in the elaborate production to make perfect quality of screw

King-tower with 16-year exploration,each step of processing is produced by senior technicians with over ten -year experience to ensure high-quality products.
King-tower with 16-year exploration,each step of processing is produced by senior technicians with over ten -year experience to ensure high-quality products.
Strict process in the elaborate production to make perfect quality of screw

King-tower with 16-year exploration,each step of processing is produced by senior technicians with over ten -year experience to
ensure high-quality products.

About Us

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Dongguan King-Tower Hardware Co., Ltd is one of the largest enterprises to produce tight firmware in Mainland China. Our company produces all kinds of Sem screws,Safety screws,Chiacgo screws,Special screws,Customized screws,Plastic head screws Lathe screws,and Professional screw, to meet various standard requests from different countries. All the equipment is introduced from the United States, Japan and Taiwan. Good equipment, consummate craft and strict management enable the quality of the products and service standard to reach the level of international market...

Customer Testimonials

What are your aims?: Developing the best products, providing the best service, building the best brand.

What are your custom processes?: Our engineer will analyze after getting the customer provide the drawing or samples. Then, we will quote the price with quotation form. After confirming the price, we will provide the samples. After testing the samples, we will do the production which on the base of 30% in advance and get the balance payment after confirmation.

What kinds of inspection equipment do you have?: There are have quadratic element, hardness test equipment, torsion test equipment, spray test machine, film thickness test machine, ring gauge, micrometer, plug gauge etc.

What’s application for your screws?: The screws have been used on electrical equipment, toy, car, kitchen ware, motor, sports equipments, medical equipment etc.

How do you control the quality?: We have the ERP system, get the IS09001:2008 certification, do all the goods per standard with process. We will do the first part before production.

What kinds of material do you have?: We can do it per your requests such as carbon steel, stainless steel, brass, aluminum, titanium etc.

Comparing with other manufacture, which advantages do you have?: We have ability to develop new products which the delivery time is 7-10 days, have excellent sales teams, have all kinds of surface treatment which can do it per customer’s demand to do all kinds of color, can provide high erosion, high spray test that can be with over one thousand hours.

What’s the MOQ?: We do it per customer’s demand and the special requests of products. There is no fixed quantity which can do it per contract.

Whether you can do the custom special screws?: Yes, We are screw manufacture who have specialized RD team, high quality imported equipment, can open the mold to produce all kinds of special screws per customer’s different requests.

Can the stainless steel do black oxide ?: Yes, The black oxide for stainless steel is through oxidation reaction which can be with formed with tightness black protective film. The oxidation film is with the thickness 1.5-2.5 micron which will not affect the precision, not include the heavy metal, be with bright black color, be with high adhesive force.

With various types of multi-station forging forming machine, two-mode four-stroke machine, hollow rivet machine, thread rolling machine, CNC lathe, program-controlled precision lathe, precision drilling, precision grinding, milling, general automatic lathe, rachis, stainless steel high-temperature heat treatment furnaces and...

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