YFS is praised by the industry for its excellent internal quality and appearance-black gold steel.
Grade 12.9 screws refer to ultra-high-strength screws made of SCM435 alloy steel with a small tensile strength of 1220 MPa and a hardness of 39-44 HRC. It is mainly used in the textile, hydraulic, injection, and machinery industries, and most of the manufacturers are Taiwan-funded enterprises.
It is the best choice for FPV drone.
| Length |
Weight (pcs) |
Includes |
| 4mm |
0.2g |
30/pcs |
| 5mm |
0.22g |
30/pcs |
| 6mm |
0.24g |
30/pcs |
| 8mm |
0.27g |
30/pcs |
| 10mm |
0.35g |
30/pcs |
| 12mm |
0.44g |
30/pcs |
| 14mm |
0.5g |
30/pcs |
Quantity may vary ±3pcs
