CoCud Star Clamping Knobs, M8 x 70mm Male Thread 38mm Head, Plastic Thumb Screw Grip Hand Knobs Threaded Bolt Black - (Applications: for Lathe Machinery), 5-Pieces - cuf230530dd0280

• ★ Star Clamping Knob Size --- Male thread size: M8 (1.25mm Pitch). threaded stud length: 70mm / 2.75". head diameter: 38mm / 1.5". total length: 98mm / 3.86". color: black, silver tone ★ Wide Applications --- The star clamping knobs are designed to provide a secure grip and quick adjustment, widely used on lathes, drill presses, sawing machines, milling machine fixtures, packaging and woodworking machinery, printing and industrial equipment. ★Ease of Use --- The unique star-shap plastic knobs offer an ergonomic and comfortable grip, even with gloves, wet or greasy hands. The knob has a threaded stud that attaches to a mating component for quick and easy installation. Can make optimal control for adjusting and tightening components. ★ Zinc Plated Carbon Steel --- The zinc plated metal bolt provides good oxidation and corrosion resistance, higher hardness, more wear resistance, and smooth surface. Made from thermoset plastic for long-lasting performance and wear resistance. The tightly-in metal insert hand screws allow adjustment without additional tools. ★ Useful Tips --- Always tighten the clamping knob securely to prevent any movement of the component being secured. Do not over-tighten the knob as this can damage or strip the threads in the mating component. Replace the knobs when necessary., Manufacturer: CoCud