3-1/4" Gritted Hole-Saw

Tungsten carbide gritted hole saws for heavy-duty cutting in ceramic tile, concrete block, cement backerboard, brick, fiberglass, plexiglass, PVC, wood with nails, cultured marble, and drywall. Up to 2-1/4" cutting depth.No. 02905: 1-1/4"No. 02907: 1-3/4"No. 02910: 2-1/8"No. 02915: 2-5/8"No. 02920: 2-7/8"No. 02925: 3-1/4"No. 02929: 4"{inote}NOTE: Not included - pilot drill bit (model No. 02953) and mandrels (model No. 2951 or 2957).\