01 Q235 HDG grade 4.8 8,8 hex bolt din931
Opsyonal ang karaniwang laki ng hitsura ng bolt: GB/T5783, GB/T5782, SH/T3404, DIN933, DIN931, ISO4014, ISO4017, UNI5737/UNI5739 Italian standard, ASME B18.2.3.1m, ASME B18.2.3.5m, ASME B18.2.3.5m. .5m B18.2.3.6M metric outer hexagon, ANSI/ASME B18.2....