Relton (HST-14) Tub, Tile and Spa Cutter 7-8" Brazed-Carbide Hole Saw Drill Bit WIN-645UP ✓ Polypropylene Construction ✓ Wide

✓ Polypropylene Construction ✓ Wide Micron Range Available ✓ Chemical & Corrosion Resistant ✓ FDA & Non-FDA Options

Compatible with both RO system DI stages and whole-house applications requiring deionization

Sensor input continuously measures electrical conductivity from 0 to 2

Higher hardness depletes phosphate faster

including sediment

Relton (HST-14) Tub, Tile and Spa Cutter 7-8" Brazed-Carbide Hole Saw Drill Bit WIN-645UP ✓ Polypropylene Construction ✓ WideRelton HST 14 7 8" Brazed Carbide Hole Saw for Tile, Tub & Spa Professional grade drilling through ceramic, granite, marble, and fiberglass with carbide tipped precision 7 8" Diameter 2" Drilling Depth Carbide Tipped Pilot Brazed Carbide The Relton HST 14 delivers clean, precise holes through the toughest bathroom and spa materials without cracking or chipping. This 7 8 inch brazed carbide hole saw is built for professionals who need reliable