Description
Product Overview
The uxcell threaded ball knobs are engineered for demanding industrial environments where reliability and precision matter. Each knob features a solid phenolic resin body that offers excellent mechanical strength, heat resistance, and electrical insulation. A copper insert is embedded within the thread, providing superior durability and corrosion resistance, ensuring the knob maintains its integrity even under heavy use. The knobs have a 16 mm (0.63 inch) diameter spherical head with a polished black finish that not only looks professional but also delivers a comfortable, non‑slip grip for operators. The M5 female thread is compatible with a wide range of machine levers, allowing for quick replacement or upgrade without the need for specialized tools. Packaged in sets of four, these knobs are ready to meet the needs of various applications, from control panels to gear levers, providing a consistent and high‑quality solution across multiple units.
![[Product front view showing all components]](https://www.cityspots.store/wp-content/uploads/2026/08/6eb7d1617282457bb69bd6aa01b2bbea.jpg)
Usage
These ball knobs are ideal for a broad spectrum of industrial and scientific equipment. They are commonly installed on control panels, valve handles, drill presses, lathes, textile machinery, woodworking tools, and any device that requires a robust, ergonomic lever handle. The threaded design allows for effortless attachment to existing shafts, making them suitable for both new installations and retrofits. Operators in manufacturing plants, maintenance technicians, and equipment designers will appreciate the ease of installation—simply screw the knob onto the lever and tighten by hand. The black finish blends seamlessly with most equipment aesthetics while the smooth surface reduces wear on gloves and hands, enhancing safety and comfort during prolonged use.
Why Choose Us
Choosing uxcell means selecting a brand committed to quality, consistency, and customer satisfaction. Our threaded ball knobs undergo rigorous testing to meet industry standards for impact resistance and corrosion protection. The phenolic resin material is sourced from reputable suppliers, guaranteeing a long service life even in harsh environments. Each knob is precision‑machined to ensure a perfect fit with M5 threads, eliminating the risk of cross‑threading or loosening over time. We stand behind our products with responsive after‑sales support, offering technical assistance and replacement parts when needed. By investing in uxcell knobs, you reduce downtime, lower maintenance costs, and enhance the overall performance of your machinery.
Key Features
- Phenolic resin construction provides high impact strength and heat resistance for demanding applications.
- Copper thread insert ensures corrosion resistance and long‑term durability.
- 16 mm polished black spherical head offers a comfortable, non‑slip grip for operators.
- M5 female thread design allows quick, tool‑free installation on a wide range of levers.
- Comes in a set of four, backed by uxcell’s reliable customer support and warranty.
FAQ
What material is the knob made of and why is it beneficial?
The knob body is made from phenolic resin, which provides excellent mechanical strength, heat resistance, and electrical insulation. The copper insert in the thread adds corrosion resistance and durability, making the knob suitable for harsh industrial environments.
Can these knobs be installed on any lever?
They are designed for levers with an M5 female thread. If your equipment uses this standard thread size, the knobs will fit directly. For other thread sizes, uxcell offers additional sizes in the same product line.
Is any special tool required for installation?
No special tools are needed. The knobs are threaded, so you can simply screw them onto the lever by hand. For a tighter fit, a standard wrench can be used, but it is not required.
What is the expected lifespan of these knobs?
Thanks to the phenolic resin and copper insert, the knobs are built to withstand high‑impact use and resist corrosion. With proper installation and normal operating conditions, they can last for many years, often outlasting comparable metal knobs.
Do you offer any warranty or support?
Yes. uxcell provides a warranty against manufacturing defects and offers responsive technical support to help with installation, compatibility questions, and any after‑sales service you may need.







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