Smartsails M8 x 35 mm External Thread 31 mm Pentagonal Clamping Screw Knob, Metal/Plastic 10 Pieces

✔ Replace the broken screw knob with this black pentagonal knob
✔ The screw-in design makes it easy to install, with a smooth surface and a comfortable grip.
✔ Widely used in machinery, instrumentation, food and pharmaceutical industry equipment.