.9pcs hole saw:7/8"(22mm),1-1/8"(29mm),1-3/8"(35mm)

       1-3/4"(44mm),2"(51mm),2-1/2"(64mm),

       3"(76mm),3-5/8"(92mm),4-1/8"(105mm)

       4-3/4"(121mm)

.3pcs arbors: 3/8"hex,fit14-30mm

         1/4"round,fit 14-30mm

         7/16"hex,fit32-210mm

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