1/4"- 20 Thumb Screws Threaded Knurled Thumb Nuts Black Plastic Knobs Clamping Screws Grip Knob Screw for Machine Furniture Umbrella Base Replacement 12 Pcs

Additional Details from the Manufacturer

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More features

• Ample Quantity: Each package includes 12 pieces of threaded knurled thumb screws, providing sufficient quantity for multiple installations and replacements
• Quality Material: The threaded knurled thumb nuts are made of stainless steel and plastic, ensuring wear resistance, rust resistance, and corrosion resistance. The smooth surface of the plastic knob prevents cracks and provides lightweight durability, making it suitable for long-term use in various environments
• Easy Installation: These thumb screws can be effortlessly installed and dismantled without any tools. The knurled design offers a secure grip, allowing for easy tightening or loosening, and provides adjustable control for a firm clamping action in applications requiring frequent adjustments
• Precision Threading: The surface of the thread is finely finished with no burrs, ensuring smooth operation. The complete and clear thread depth allows for uniform stress distribution, enhancing the durability and performance of the thumb nuts in demanding applications.
• Versatile Application: Ideal for a wide range of uses, including machinery, mechanical instruments, furniture modification, and umbrella base replacement. The 1/4-20 thread size ensures compatibility with various equipment, making these knobs a practical solution for industrial and household needs