RuiLing 10 Sets Screw Bolts with Wing Nut Kit Zinc Plated Carbon Steel Mounting Hardware Fitting Fastenings- 10pcs 1/4"-20 Hand Tighten Wing Nuts + 10pcs 1/4"-20 x 2-1/2" Phillips Head Screw Bolt sold2025 RANGE & RESOLUTION Measures +/-

RANGE & RESOLUTION Measures +/- 2

Masking paper on one side of the plastic sheet makes it easy to use even on walls and high cabinets

after using that

The higher the reading on the water the more substances dissolved in your water

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RuiLing 10 Sets Screw Bolts with Wing Nut Kit Zinc Plated Carbon Steel Mounting Hardware Fitting Fastenings- 10pcs 1/4"-20 Hand Tighten Wing Nuts + 10pcs 1/4"-20 x 2-1/2" Phillips Head Screw Bolt sold2025 RANGE & RESOLUTION Measures +/-RuiLing 10 Sets Screw Bolts with Wing Nut Kit Zinc Plated Carbon Steel Mounting Hardware Fitting Fastenings 10pcs 1 4" 20 Hand Tighten Wing Nuts + 10pcs 1 4" 20 x 2 1 2" Phillips Head Screw Bolt Type: Machine Screw Fasteners Kit (Wing Nut + Screw) Wing Nut Size: 1 4" 20 Screw Bolt Size: 1 4" 20 x 2 1 2" Material: Carbon Steel, Zinc Plated Drive Mode: Philip's Head Made of high quality zinc plated carbon steel, environment protection, high hardness,