This is Hiro Seiko Alloy Hex Socket Button Head Screw in color black with option M3x4, M3x5, M3x6, M3x8,M3x10, and M3x12.
5pcs per bag.
![Hiro Seiko Alloy Hex Socket Button Head Screw [Black]](https://cdn11.bigcommerce.com/s-ip3406/images/stencil/1280x1280/products/1623/3189/Al_Button_Black__13196.1463420777.JPG?c=2 "Hiro Seiko Alloy Hex Socket Button Head Screw [Black]")
![Hiro Seiko Alloy Hex Socket Button Head Screw [Black]](https://cdn11.bigcommerce.com/s-ip3406/images/stencil/500x500/products/1623/3189/Al_Button_Black__13196.1463420777.JPG?c=2 "Hiro Seiko Alloy Hex Socket Button Head Screw [Black]")