Hand Tighten Screws Butterfly Bolt Wing Thumb Screw

Hand Tighten Screws Butterfly Bolt Wing Thumb Screw

These wing screws are made of 304 stainless steel, which are resistant to rust and corrosion. There are 8 optional lengths for you to choose from, which can be generally used in home and office appliance, machinery, furniture, etc.  304 stainless steel material has good strength of extension and corrosion resistance in many environments. Butterfly design of the screw head will increase the lateral bearing surface and makes it eaiser to fasten. These M5 wing screws will be great replacement for industrial and construction fasteners. Used for fasteners in home and office appliance, communication equipment, ship assembly or other machinery industry. 8 optional common lengths are enough to meet your daily use.

Basic Introduction About Hyunto Nut
Wenzhou Hyunto Automobile parts Co.,Ltd is a professional and large scale company specializing in the production of all kinds of products including fasteners,screws parts,turning parts and non-standard parts. 
As an OEM, HYUNTO are able to produce CUSTOMIZED Nuts under different standard(DIN, ANSI, GB, JIS, BSW, EN etc), by various materials(carbon steel, alloy steel etc). 

A summary of the production process:

1.Wire - Uncoiled, straightened and cut to length.

2.Cold forging - Molding the steel into the right shape at room temperature.

3.Bolt head - Progressively formed by forcing the steel into various dies at high pressure.

4.Threading - Threads are formed by rolling or cutting.

5.Heat treatment - The bolt is exposed to extreme heat to harden steel.

6.Surface treatment - It depends on the application. Zinc-plating is common to increase corrosion resistance.

7.Packing/stocking - After quality control to ensure uniformity and consistency, the Bolts are packaged.

A summary of the production Testing