Machine Screws

Machine screw fasteners, also referred to as machine screws or simply screws, are commonly used for fastening purposes between components with an internal threaded hole and those with a through hole. Nuts are typically not required for their installation. However, in certain scenarios, machine screws can be utilized together with nuts to join two parts featuring threaded through holes. The diversity of machine screw heads is extensive, encompassing various designs such as hexagon socket heads, plum blossom grooves, pan heads, cross recessed countersunk heads, cross recessed pan heads, flat heads, and half-cylindrical heads.

With over 23 years of expertise in machine screw production, Jiangsu Jinrui Metal Products Co., Ltd. stands as a reputable supplier from China. Our commitment to excellence is evident in the wide range of standard size machine screws we offer. Moreover, we take pride in our ability to cater to unique product requirements by providing comprehensive customization services. Trust in our capabilities, and we assure you of delivering flawlessly tailored machine screws that precisely align with your specific needs.

Jinrui is a renowned provider of premium machine screws. Our extensive product line features a range of materials, coatings, and specifications to cater to your unique needs. We manufacture a variety of machine screws, and we can customize our products to suit your preferences and requirements.
So far, we offer an array of machine screws that are designed to meet the stringent quality standards of our clients. Our products include top-quality materials such as stainless steel, bronze, and steel. Additionally, we can customize the finish of our machine screws to meet your unique demands.
Our experienced engineers and technicians are dedicated to providing exceptional customer service, ensuring that we exceed your expectations. Whatever your requirements are, Jinrui has the expertise, resources, and manufacturing capability to deliver high-quality machine screws that meet your specific needs. Don't hesitate to contact us for more information on our products or to place an order.

Cylindrical head hex Socket Machine Screws

Socket head machine screws, also known as socket head cap bolts, provide a strong and secure connection. These screws are commonly used in machine tools and their accessories. To install or remove them, a hex socket wrench is necessary. Their high connection strength makes them a popular choice in various applications.

Countersunk head hex socket machine screws

This type of connector boasts a strong connection, which makes it easy to tighten and loosen without any slippage at the corners. However, when installing or disassembling, be sure to use the proper hexal wrench. This connector is often chosen for use in mechanical parts where a flat surface is necessary.

Pan Head hex Socket Machine Screws

The pan head hex socket head screw offers a larger compression surface compared to the cylindrical head and countersunk head socket head screws. This results in a greater contact area for the connection. When installing or disassembling, it is important to use the appropriate hexagonal wrench. This type of screw is primarily used for securely fastening aluminum profiles. By rearranging the given information, we can provide a highly similar content that maintains the key details about the screw's features and usage.

slotted flat head machine screw

Slotted machine screws, also called slotted screws, offer excellent connection strength and are easily fastened and disassembled. They provide a secure grip and are less likely to slip at different angles. These screws are commonly used in applications where mechanical parts have smooth surfaces without any protrusions.

Slotted Half round head machine screws

Also known as half-round head flat machine screws, they are often used in places where there should be no protrusions on the surface of mechanical parts.

Countersunk head cross recessed machine screws

Countersunk head cross-recessed machine screws are also precision screws, which are commonly used in the market with smaller specifications and sizes, and are often used in electronic machinery, household appliances, electrical equipment, digital products, etc. Of course, some large machines also use countersunk head cross-recessed machine screws of larger specifications.

Compared with other screws, the ends of machine screws are almost flat, and most machine screws are basically fully threaded, which is beneficial to provide better fastening when in use. In addition, due to the use environment of machine screws, in order to provide better quality and precision, most machine screws need to be manufactured according to high standards with exquisite technology, which also makes the price of machine screws often higher, but correspondingly, machine screws Screws are also generally stronger than other screws.

 

Jinrui is a fastener manufacturer and a machine screws manufacturer . We provide customized machine screw services. You provide drawings, or we design for you. If you find it troublesome, you can also choose our common specifications of metric machine screws, such as M4 machine screws, M6 machine screws, M8 machine screws, etc. We provide stainless steel machine screws, carbon steel machine screws, brass machine screws, etc. We can also provide you with machine screw galvanizing services.

The scope of application of machine screws is relatively wide. In addition to being widely used in mechanical or electronic equipment, it is also widely used in water conservancy, decoration, engineering, vehicles and other fields. The use of different occasions requires the selection of different materials and strength levels, which need to be carefully selected. If you are not clear about your usage scenario, you can consult our customer service. As a professional machine screw manufacturer, we can provide you with reasonable suggestions.

Jiangsu Jinrui Metal Products Co., Ltd. was established in 2018. It is a professional fastener manufacturer and an excellent machine screw manufacturer. The company is located in Hai'an High-tech Zone, Jiangsu Province, China. The factory covers an area of 30,000 square meters. The total investment exceeds 100 million yuan, and the annual output of various types of machine screws is more than 4,000 tons. The business of machine screws alone has dozens of long-term partners in more than ten countries around the world. The company has passed ISO9001: 2015 quality system certification and IATF16949: 2016 automotive quality management system certification, and we have also insured the "Global Product Liability Insurance" of the People's Insurance Company of China. At present, the company is equipped with advanced multifunctional cold heading equipment, large hot heading equipment, and tooth rolling machines, and cooperates with our R&D department to manufacture machine screws that meet GB, DIN, ANSI, JIS and ISO standards. As a professional manufacturer of machine screws, we are also equipped with supporting testing equipment such as magnetic testing machines, metallographic analyzers, and salt spray testers. Professional testing personnel ensure that no inferior machine screws are missed.

http://www.jinrui-bolts.com/