Pro Fit PT# 1018-1057 (hole saw) & QLH2MP (arbor) Multi purpose carbide tipped teeth hole saw 2 1/4" diameter. Hole in one-up to 5 times faster. For wood, particle boards, soft masonry and wall tiles ( up to scratch hardness 4). Max cutting depth 2 1/16". To learn more about the unique Pro Fit hole saw system go to: www.pinterest.com/profitamerica/profit-hole-saw-videos/ Free freight on this item in the continental U.S.(UPS Ground or USPS depending on size) Items are new and unused in original box. Please call (952) 884-8266 with questions call (612) 518-6683 After 5:00 and on weekends. Shurail HVAC ships across the United States. Minnesota residents will be charged sales tax.