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Features: 1) Varieties: auto bolts, U-bolts, center bolts, hub bolts
2) We supply different quality levels according to customers' requirements
3) Grades: 4.6, 6.8, 8.8, 10.9, 11.9, 12.9
4) Finishings: black, zinc plated, hot dip galvanized, dichromate coated
Neutral packing
