Monster Fastener Zinc Plated Grade 8 Steel Coarse Thread Hex Washer Head Flange Bolts

Diameter: 1/2"
Length: 2-1/2"
Material: Steel
Finish: Yellow Zinc
Head Style: Hex Washer (3/4" Wrench)
Thread Size: 13 (Coarse)
Thread Length: 1" to 2"
Hardness: Grade 8
Type: Flange Bolt

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

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