All Metal Tri-Loc SIDE Reversible Lock Nuts 304 / 18-8 Stainless Steel.

• Two Way Reversible Lock Nuts, or Somtimes Called Hex Centerlock All Metal Lock Nuts.
• All-Metal SIDE Lock Nuts Features Deflected Threads at its Center Creating a Two-Way Locknut.
• All Metal Lock Nuts are for use in Hi Heat Enviroments Where Nylon Insert Lock Nuts Could be Damaged.
• Excellent Alternative to a Standard Nylon Insert Lock Nut.
• Prevailing Torque (PT) Fastener Lock Nuts Continue to Resist Loosening, Even While Sustaining Substantial Friction During Assembly.
• These Centerlock Nuts are the Optimal Choice for Applications That Routinely Sustain Heavy Vibration and Shock, Extreme Temperatures, and Numerous Loading Cycles
• Right Hand Thread, UNC