3/8"-16 x 1/2" Zinc Plated Grade 5 Steel Coarse Thread Hex Washer Head Serrated Flange Bolts

Diameter: 3/8"
Length: 1/2"
Material: Steel
Finish: Zinc
Head Style: Hex Washer (9/16" Wrench)
Thread Size: 16 (Coarse)
Thread Length: Full
Hardness: Grade 5
Style: Serrated
Type: Flange Bolt

Box of 12.

A flange bolt has a wide flange beneath the hex head of the bolt. Applied with a wrench.