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GREPSPUD 10pcs 1/2″-20 Galvanized Trailer Lug Nuts

$8.99 on Amazon.com (as of September 26, 2026, 12:34 PM EST) View details ↗

The GREPSPUD 10‑piece set of 1/2″‑20 trailer lug nuts is engineered for reliable performance on trailers and other vehicles that use a 1/2″ wheel bolt and a 60° conical taper. Each acorn‑style nut measures 5/8″ in total height and is crafted from high‑quality carbon steel that meets SAE automotive industry standards for strength and durability. The nuts are zinc‑plated (galvanized) to provide excellent corrosion resistance, making them ideal for use in harsh or wet environments.

Installation is straightforward with a standard 13/16″ socket, and the precision‑cut, burr‑free threads ensure a smooth, secure fit that resists loosening under vibration. The set includes ten nuts, offering ample quantity for routine maintenance, replacements of worn or stripped fasteners, or for keeping a spare supply on hand. Whether you are servicing a trailer hub, a utility wagon, or any wheel that requires a 1/2″‑20 thread, these lug nuts deliver stable performance and a long service life.

Thread Size1/2″‑20 (20 threads per inch)
Height5/8″
MaterialCarbon steel
FinishGalvanized (zinc plated)
Installation Tool13/16″ socket
Quantity10 pieces
What socket size is required to install these lug nuts?
A standard 13/16″ socket is used to tighten and remove the nuts.
Can these nuts be used on wheels with a 60° conical taper?
Yes, they are designed for wheels that accept a 60° conical taper.
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