70cm long screws, how do hardware screw manufacturers do it?

We know that screws come in a variety of sizes and sizes and can be customized for unlimited lengths. But most of what we can see in our daily life are small screws. It’s hard to imagine how long the screw can be. Recently, Shi Shi Tong screw manufacturers have produced a number of long screws, share them for everyone to see:

These long screws on the picture are m4*69. How long is it?

Longer screws are half height, and what can be applied to such long screws? Screws are used in all walks of life, daily necessities, electrical and electronic equipment, instrumentation equipment, aircraft, aircraft carriers, etc. Screws cover almost all industries, all products and equipment. The long screws naturally has its place of use.

The long screws are mainly tools that use the physics and mathematical principles of the circular rotation and friction of the bevel of the object, and the step-by-step fastening of the parts. The long screws is also non-standard custom, because it is mainly produced according to the user’s needs, and the length and head type have no standard specifications.

Our Shenzhen Shi Shi Tong Metal Products Co., Ltd. is a custom manufacturer of screws integrating design, proofing and production. Mainly produces stainless steel screws, titanium screws, small screws, shoulder screws, extra long screws, aluminum screws, non-standard screws, copper screws, carbon steel screws, etc., to create high-end high-hardness screws for research and development customization, professional production tailor-made screws for customers.

If you want to find long screw please contact us: annie.li@szsst88.com.

Skype: kalyn qin M: +86 18124507113 Tel: +86 0755-85296744 Email: annie.li@szsst88.com Add: No. 11, Dinghou Road, Dongfang Community, Songgang Street, Baoan District, Shenzhen, Guangdong, China