ARTU 1-3/8 In. Tungsten Carbide Grit Hole Saw with Arbor and Pilot Bit Hot Shot Lock may be opened by

Lock may be opened by an emergency entry key in exterior knob

Consumes 80% Less Material Than A Wood Fire

Can be installed using either the traditional method using back clips

The Lockback is a must own Case Product

Can be drilled

ARTU 1-3/8 In. Tungsten Carbide Grit Hole Saw with Arbor and Pilot Bit Hot Shot Lock may be opened byDesigned to work with any variable speed hand drill to cut clean holes smoothly without snagging. Cuts abrasive construction materials. Tungsten carbide grit edge is self sharpening for long cutting life. Extreme resistance to heat and abrasion. Arbor design allows for easy removal of cut material plug. For the builder, tile setter, homeowner, do it yourselfer, construction worker and other professionals. Drills ceramic tile, concrete block, cement