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Polycarbonate knurled knob, resin head, metal screw part (red)

Polycarbonate knurled knob, resin head, metal screw part (red) / NBPU-R

This is a knurled knob that combines a polycarbonate (PC) head with excellent impact resistance, high transparency, and electrical insulation properties, with a metal screw section. It features excellent visibility and operability due to its vibrant red head, while achieving strong fastening power from the metal screw section and smooth manual fine-tuning from the resin head.