Details
part#0810-0170
3-1/4" Lenox Master-Grit Hole Saw
lenox part#29952-52CG
tungsten carbide grit edge
grit hardness Ra 90-93
gulleted cutting edge design
3/16" thick heavy-duty backing cap
strong steel body
1-5/8" cutting depth
Advantages:
greater heat and wear resistance than bi-metal
can cut hard, abrasive materials
longer lasting
eliminates the need for driving plate
Benefits:
cuts materials that bi-metal hole saws will not: ceramic wall tile, glass, cast iron, plastic laminates, fiber reinforced cement, composites, marble and slate, other abrasive materials
up to 10 times the life on abrasive materials
faster,smoother cutting prevents snagging in thinner materials