Hicarer 100 Pcs 1/2''-13 Grade 8 Lock Nut, Nylon Insert Locknut

Key features

• Commercial Grade 8 Strength: engineered from quenched and tempered high carbon alloy steel, these 1/2''-13 lock nuts deliver load bearing capacity; The 100 pack bulk set provides reliable fastening power for demanding heavy machinery
• Precision Fit: manufactured to specifications with a 0.74 inch width and 0.58 inch thickness; Whether you are fixing a truck suspension, building a sturdy deck, or repairing yard machines, the reliable hex nuts twist on smoothly and lock down hard
• Stays Locked Tight Through Heavy Shaking: designed with a special built in nylon ring that grips your bolts tightly; It stops annoying loosening caused by constant vibration or bumps; Enjoy total peace of mind knowing your parts stay safely connected
• Blocks Leaks and Ready for Reuse: the nylon center does more than just hold tight, it also creates a snug seal to keep water and oil from leaking through the threads; Plus, as long as the inner ring stays in good shape, you can use them again
• Built Tough for Heavy Duty Jobs: crafted from strong hardened metal with a bright yellow zinc coating; These nuts handle heavy weights and block rust, making them ideal for wet outdoor weather or demanding home improvement tasks

Free shipping included. 30-day hassle-free returns.