Hex Bolts Grade 5 Zinc Plated 1 1/4 -7 x 4 1/2 (Quantity: 5 pcs) Made in USA Partially Threaded UNC Thread (Thread 1 1/4 ) x (Length: 4 1/2 )

Grade 5 Steel with a Zinc Finish and manufactured to ASME B18.2.1 Zinc-plated steel screws to resist corrosion in wet environments Meets ASME B18.2.1 and SAE J429 specifications These are PARTIALLY Threaded Bolts with a minium of 2.75 inches of thread Head Height: 25/32 in. / Width Across the Flats: 1-7/8 in.