Century Drill And Tool Hole Saw 3-1/2″ Bi-Metal Shark Tooth Tile Setting Materials Security pocket with hook and

Security pocket with hook and loop closure

Hardened teeth are designed to grip from any angle

voids and tunnels in damaged wood

Copper to copper connections only

1" center holes include a cover washer and 6 reducing washers 3/8"

Century Drill And Tool Hole Saw 3-1/2″ Bi-Metal Shark Tooth Tile Setting Materials Security pocket with hook 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