What about the grade and mechanical properties of BONOSS extended bolts?
BONOSS extended bolts have 2 major grade for ISO898-1 standard, one is 10.9 grade, the other is 12.9 grade.
The key performance for 10.9 grade as follows:
The key performance for 12.9 grade as follows:
For detailed test reports of authoritative third-party testing organizations SGS and TUV, please check here.