Xadnitu 10 Pieces 1/4''-20-1'' Thread Knob Plastic Star Shaped Nut Clamping Male Handle Tightening Screw Knobs for Replacing Umbrella Base

Xadnitu 10 Pieces 1/4''-20-1'' Thread Knob Plastic Star Shaped Nut Clamping Male Handle Tightening Screw Knobs for Replacing Umbrella Base

Widely Application: Threaded knob is suitable for various applications, including machine, mechanical instrument, furniture modification, umbrella base replacement and other industry applications Easy Installation: Hex shaped nut makes heavy-duty clamping jobs comfortable and convenient for easy and quick installation Material: Tightening screw knob is made of iron and plastic, enhancing long-lasting, anti-rust and light use Good Design: Star shaped clamping knob provides excellent tightening control to screw effectively and safely without scratching hands Applicable Size: 1/4''-20 thread size; 1" length; knob size about 0.97" Good Adjustment: Male clamping knobs can be used as track accessories, feather boards, woodworking jigs and fixtures and other applications need 1/4''-20 threaded knobs.
Smooth Compatibility: The smooth surface finish allows for seamless movement, enhancing overall functionality and hold comfortably.
Applicable Size: Knob threading has 1/4-inch diameter and 20 threads.