Specification:
- Product Name: Hex Socket Button Head Screws Allen Bolts
- Material: 304 A2 Stainless Steel
- Standard: American UNC
- Thread Sizes: UNC 1/4-20 , 5/16-18
- Specification Eg: 1/4-20*1/2 (the thread size is 1/4 inch, the number of threads is 20, and the length is 1/2 inch) excluding the length of the head.
- Packaging: Plastic Packaging
Package Including: