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

★★★★★ 4.5 130 reviews

US$3.20
Price when purchased online
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US$3.20
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 250220650 Release Date 2026/09/17 List Price US$3.20 Model Number 250220650
Category

Packing List: 12 PCS Threaded Knurled Thumb NutsSpecificationSize: As shown in the pictureColor: Black, SilverMaterial: Stainless Steel, Plastic

  • 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
ASIN B0FM3RD5V5
Brand Zelphvt
Color black
Model 735332_1_OIQZA502
Set Name Set of 12
Size Name 1/4"-20 x 1/2"
Metal Type Stainless Steel
Unit Count 12 Count
Drive Style Thumb
Part Number 735332_1_QeQyLIGb
Thread Size 1/4"-20
Thread Type Unified National Coarse
Finish Types Stainless Steel
Grade Rating Commercial
Manufacturer Zelphvt
Thread Class Fine
Thread Style Right Hand
Fastener Type Knurled
Item Diameter 0.25 inches
Material Type Stainless Steel
Exterior Finish Stainless Steel
Item Dimensions 0.98 x 0.92 x 0.92 inches
Number Of Items 12
Number of Packs 1
Thread Coverage Fully Threaded
Number of Pieces 12
Outside Diameter 0.26 inches
Screw Head Style Flat
Inside Thread Size 1/4

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