10 Pcs 1/4"- 20 x 0.45 Threaded Knurled Thumb Nuts Black Knobs Clamping Screws Clamping Male Handle Tightening Screw Knobs Plastic Star Shaped Nut Grip Knob Screw for Umbrella Base Replacement

Additional Details from the Manufacturer

This item information is coming from the manufacturer. Some of the details may vary from the Nellis Auction listing. Please check the Quality Rating and Notes for information specific to this listing

More features

• Set Includes: 10 threaded knobs, with dimensions: thread diameter: 1/4 inch; thread length: 1/2 inch; star knob diameter: 25 mm/0.98 inch; star knob overall thickness: 11 mm/0.43 inch.
• Quality Material: This threaded knob is made of quality plastic and galvanized alloy, with a smooth, burr-free surface. The thread depth is complete and clear, ensuring even force distribution.
• Excellent Design: This thumb screws features a star-shaped design, providing a comfortable and ergonomic grip, offering sufficient grip for better control.
• Easy to Use: This knob thumb screwis easy to use, requiring no tools for easy installation and removal. It provides a firm clamping force and allows for easy adjustment of the tightening level.
• Wide Applications: This knurled thumb screw is ideal for applications such as car roof boxes, workshop equipment mounting, woodworking clamps, drawing boards, and mechanical and instrumentation applications.