T Head Machine Screws / Double End Screws

Chin Jaan Screw is a custom double sided screw bolt manufacturer. We have released various specifications of T-head screws and double end screws, such as an alien bolt, an external torx stud, and a special double head rivet. An alien bolt is a kind of bolt that has a hexagonal depression in the head. The external torx stud’s head of stud is an external-torx shape. Whether you need them for heavy-duty use or for everyday applications, you can trust our screws to get the job done. Our professional team strives to offer products and services that meet clients’ demands. With the experience of 35 years, we take pride in producing quality screws and fasteners.

Commonly Used Material:

• Carbon steel: chromium-molybdenum alloy steel (50B30, 60B30), medium carbon steel (SCM440/ 4140, SCM435, S35C, S45C, 1045, 1541), low carbon steel (1010, 1018, 10B21, S20C).
• Stainless steel: 300 series stainless steel (chromium-nickel austenitic) (304, 316), 400 series stainless steel (ferritic and martensitic) (410, 430).
• Copper: copper alloy, bronze alloy, silicon bronze alloy.
• Aluminum: 1070, 2024, 6061, etc.

Using materials not mentioned above? Please contact us for inquiries.

Custom Products: 
Alien bolt, T-head with special thread screw, eccentric T-bolt, half washer head with cutting thread screw, double thread bolt, external torx stud…etc.     

Established in 1986, Chin Jaan Screw is a leading fastener manufacturer in Taiwan.  Need a different size of alien bolt? We offer custom products that are tailored to your unique specifications. With our commitment to quality and customer satisfaction, you can trust us to deliver the best possible product every time Please do not hesitate to contact us for further details.