Glvaner 5/16\-18 Thread Size 1\ Thread Length (20 pcs) Button Head Socket Cap Screws Bolts Black Oxide Finish 10.9 Grade Alloy Steel Full Thread
- Material: 10.9 Grade alloy steel and black oxide finish, greater strength than stainless steel and provide good corrioion resistant in dry environment..
- Feel free to contact us if you have no idea about what size to choose..
- The clean and bright button head make it ideal uses in furnitures, 3D printer projects and other indoor or outdoor projects. You could also find the matched hex nuts, locknuts or flange hex nuts in our shop with a very reasonable price..