5/16-18x4" Grade 5 Round Head Square Neck Carriage Bolts Zinc

Part Number: CBOLT31C400-5Z
Diameter/Pitch: 5/16"-18
Length Under Head: 4"
Grade: Grade 5
Finish: Zinc Clear
Coarse / Fine Threads: Coarse
Partial / Full Threads: Full
Square Width (Max): 0.324"