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5/16-18x3-1/2" A307 Grade A Carriage Bolts Zinc

Diameter/Pitch: 5/16"-18
Length Under Head: 3-1/2"
Grade: Grade A
Finish: Zinc Clear
Coarse / Fine Threads: Coarse
Partial / Full Threads: Full
Square Width (Max): 0.324"
Part Number: 31C350BCGAZ

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