Hexagon Socket Flat Countersunk Head Cap Screws
Online Shopping Click here
| Model： | Hexagon Socket Flat Countersunk Head Cap Screws |
| Features： | Used for bolting the sheet and the head of the screws can't protrude higher than the plane. |
| According To： | DIN7991，ANSI/ASME B18.3 |
| Material： | Alloy Steel SCM435 |
| Strength Grade ： | 10.9級 |
| Hardness： | HRC 36~45 |
| Surface Treatment： | Black Oxide |
| Specification： | ISO：M3~M12，ANSI：NO.4#~5/8" |