Milwaukee 3/8 In. x Hex 3 In. Retractable Starter Pilot Drill Bit cast-iron It features a fire door

It features a fire door rated UL listed glass lens and an easy to install design

double ground steel blade for clean perpendicular cuts and maximum tool life

Heavy duty commercial square spring hinge with square corners made from

8 stainless steel screws recommended (not included) for installation

clean and immediate way

Milwaukee 3/8 In. x Hex 3 In. Retractable Starter Pilot Drill Bit cast-iron It features a fire doorRetractable starter bit provides accurate centering in less time when cutting tile, stone and glass. Cut clean, accurate holes faster when using the retractable starter bit with Diamond Plus threaded hole saws. With the highly durable retractable starter bit, no pilot holes are required. The 1 4" size fits standard hole saw arbors.