Universal Ball Knob for 5/16, 3/8, M8, M10 - Black, 3 Pack

Self-threading knobs, made of high-impact polypropylene, are designed to fit a variety of thread sizes. These knobs require no tools for installation, as they are self-tapping. Importantly, they do not contain any metal inserts, eliminating the risk of rust. Additionally, they are vibration-resistant and can be securely fastened without the need for adhesives.

These versatile parts are ideal for a myriad of maintenance applications, where medium-to-high torque and quick hand adjustments are necessary. The lack of required tools streamlines the installation process, making them a convenient choice for users.

The parts are available in a range of sizes, measuring from 1-3/8" to 2-1/4" in diameter. This wide size selection allows them to be compatible with both metric screw sizes (M6 through M10) and standard screw sizes (1/4" through 3/8").

Crafted from high-strength plastic, these self-threading knobs offer durability and reliability. Their vibration-resistant design ensures they remain firmly in place, eliminating the need for additional securing measures like glue.

The absence of metal inserts is a noteworthy feature, as it eliminates the potential for rust-related issues. This makes the knobs suitable for use in a variety of environments, including those with exposure to moisture or corrosive elements.

Overall, these self-threading knobs provide a convenient and versatile solution for a wide range of maintenance, medium-to-high torque, and quick hand adjustment applications. Their tool-free installation, multiple size compatibility, and rust-resistant construction make them a valuable addition to any toolbox or workbench.

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