Relton (HST-16) Tub, Tile and Spa Cutter 1" Brazed-Carbide Hole Saw Drill Bit ATC use a drill-press-supported motor for

use a drill-press-supported motor for optimal results and bit longevity

The SH-WH-5 installs on standard half-inch shower arms using the integrated chrome-plated brass ball joint connection

Its IP67-rated splash-resistant enclosure protects the microprocessor while delivering accurate pH and oxidation-reduction potential readings with automatic temperature compensation and push-button calibration

Refillable Cartridge

Relton (HST-16) Tub, Tile and Spa Cutter 1" Brazed-Carbide Hole Saw Drill Bit ATC use a drill-press-supported motor forRelton HST 16 Professional Drill Bit Tub, Tile and Spa Cutter 1" Brazed Carbide Hole Saw Precision drilling through ceramic, stone, and composite materials with industrial grade carbide construction Brazed carbide edge 2" standard depth Carbide tipped pilot Multi material compatible The Relton HST 16 delivers clean, precise 1 inch diameter holes through tile, tub, and spa materials without cracking or chipping. Built with brazed carbide construction