.11pcs hole saw:3/4"(19mm),7/8"(22mm),1"(25mm),1-1/8"(29mm)

     1-1/4"(32mm),1-3/8"(35mm),1-1/2"(38mm),1-3/4"(44mm)

        2"(51mm),2-1/4"(57mm),2-1/2"(64mm)

.2pcs arbors:3/8"hex,fit 14-30mm

.1pc adapter:1/2-20unf--5/8-18unf