Grinder lock nut can be easily screwed on or off with gentle finger pressure, eliminating the need for a special wrench. Knurled nuts the wheel remains tight during operation, providing a secure and stable grinding experience. Made from high-quality carbon steel, these grinder nuts offer exceptional strength and wear resistance for long-lasting performance. Efficient heat dissipation helps extend the lifespan of the grinder nuts, ensuring reliable use over time. Suitable for a wide range of applications, including cup wheels, cutting discs, and abrasive discs, making it ideal for various workshop projects. This innovative grinder lock nut design allows for effortless adjustments without the hassle of misplaced tools. The carbon steel construction ensures that these nuts can withstand rigorous use, while their compatibility with multiple grinding accessories makes them a versatile addition to any toolkit. Enjoy smooth and efficient performance whether you're cutting metal or polishing surfaces. Color: As Shown Material: Carbon Steel Package Contents: 3pcs 5/8‑11 Angle Grinder Flange Nut Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.