uxcell 5pcs Potentiometer Knob Knurled Shaft Black Aluminum 6mm Shaft Dia. Rotary Knob 10mmx15mm Volume Control Knob sold2026 Must have to test TDS

Must have to test TDS levels in your tap

large size is about 0

or if there is a defective quality defects

Hole diameter: 6

FR-4 glass fiber PCB

uxcell 5pcs Potentiometer Knob Knurled Shaft Black Aluminum 6mm Shaft Dia. Rotary Knob 10mmx15mm Volume Control Knob sold2026 Must have to test TDSuxcell 5pcs Potentiometer Knob Knurled Shaft Black Aluminum 6mm Shaft Dia. Rotary Knob 10mmx15mm Volume Control Knob Description: A great volume control tool for watching videos, playing games For control the effect of a variety of functions,such as level, speed, voice Plastic control knob to be assembled to a potentiometer for easier rotation. Please be sure to verify the dimensions before you order the knobs Specification: Material: Solid