PRODUCT APPLICATIONSThe ball lever knob is widely used in various applications such as control panels, gear levers, valve handles, drill presses, lathes, woodworking machinery, printing machinery, lawnmowers, exercise equipment, and more, making it versatile for different industries and equipment types.PRODUCT DETAILS & INCLUDE√ Material: Phenolic Plastic, Brass√ Color: Black√ Thread Size: M4√ Ball Knob Diameter: 12mm/0.47 inch√ Package Includes: 5Pcs x Round Threaded Handle KnobsPRODUCT ADVANTAGES1. Made of phenolic plastic, the ball knob offers high-impact strength and durability. It is corrosion-resistant, heat-resistant, and insulated, ensuring a long service life for reliable performance.2.