5/16-18 x 1-3/4 Zinc Grade 8 Hex Washer Head Flange Bolts (5 pcs)
Diameter: 5/16Length: 1-3/4Material: SteelFinish: Yellow ZincHead Style: Hex Washer (1/2 Wrench)Thread Size: 18 (Coarse)Thread Length: 1 to 2Hardness: Grade 8Type: Flange BoltBox of 5.A flange bolt has a wide flange beneath the hex head of the bolt. Applied with a wrench.