Century Drill And Tool Hole Saw 4-1/2″ Bi-Metal Shark Tooth Size:4-1/2″ all of the necessary hardware

all of the necessary hardware is included

And they won't rust or scratch

Mount Wall and Ceiling Pulleys with 4D or 6D Nails or #4 X 3/4" Screws

Click Fit™ is perfect for any room since it can be painted

18 for solder end

Century Drill And Tool Hole Saw 4-1/2″ Bi-Metal Shark Tooth Size:4-1/2″ all of the necessary hardwareProfessional 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