Century Drill And Tool Hole Saw 4-1/8″ Bi-Metal Shark Tooth Food & Snacks to keep moisture out and

to keep moisture out and guard against warping and checking

Screw holes are counter sunk

Finished in polished brass and designed for left or right-hand doors

The threaded ends make them easy to attach and take apart

Provides proven waterproofing protection for all masonry surfaces including pavers

Century Drill And Tool Hole Saw 4-1/8″ Bi-Metal Shark Tooth Food & Snacks to keep moisture out andProfessional bi metal saws with 8% cobalt high speed steel teeth, electron welded to shatterproof, shock absorbing alloy bodies. Variable pitch tooth pattern cuts clean through stainless steel, brass, aluminum, pipe steel, nail embedded wood, hardwood, plywood, sheet metal, fiberglass and plastic. Suggested speed RPMs are for cutting mild steel. Decrease RPMs by 30% for cast iron. Increase RPMs by 30% for brass and aluminum. Hole saws are shipped