6-Piece Carbide Hole Saw Set

This is a Finder 6-Piece Carbide Hole Saw Set designed for cutting clean holes through tough and abrasive materials like concrete, marble, granite, brick, ceramic tile, and drywall.Included Kit Components4 Hole Saws: Diameters of 33mm, 53mm, 67mm, and 73mm.1 Locating Plate (Arbor): Holds and aligns the selected cup size.1 Pilot Drill Bit: Leads the center point to prevent the saw from slipping.Operational ParametersMaximum Speed: 1500 rpm.