PRODUCT APPLICATIONSThe ball nut knob is widely used in different industries and equipment types such as lighting fixtures, control panels, valve handles, drill presses, lathes, woodworking machinery, lawnmowers, exercise equipment, and more.PRODUCT DETAILS & INCLUDE√ Material: 304 Stainless Steel√ Color: Silver√ Thread Size: M4√ Ball Knob Diameter: 8 mm/0.31 inch√ Package Includes: 4Pcs x Round Threaded Ball KnobsPRODUCT ADVANTAGES1. Made of 304 stainless steel, the solid blind hole ball nut is corrosion-resistant, heat-resistant, and rust-resistant, ensuring a long service life and reliable performance.2. These threaded steel balls feature an ergonomic design with a smooth surface for a comfortable grip, and internal thread, making them easy to hold and operate in various settings.