* The price is for each item, if there are 2-3 items in the photo, it is for reference only to show the item from different angles to give customers a good view of the product.Shipping calculated at checkout.
|Unit of measure||Metric|
|Head styles||Socket Button Head|
|Material/Grade||Carbon Steel / 12.9|
|Standard||ISO 7380 / ANSI B 18.3.4 M|