9pcs hole saw set

YY-HS0910-1
            6pc hole saws: 3/4", 7/8", 1 1/8", 1 1/2", 1 3/4", 2 1/4"
                       or mm:   19,22,29,38,44,57mm

            2pcs arbors: 3/8" hex,fit 14-30mm, 
                                   7/16" hex,fit 32-210mm
       
            1pc adapter: 1/2-20 unf - 5/8"-18unf

YY-HS0910-2

            6pc hole saw: 7/8", 1 1/8", 1 3/8", 1 3/4", 2", 2 1/2"

                           or mm: 22, 29,  44,  51,  64mm

          2pcs arbors: 3/8" hex,fit 14-30mm
                                 7/16" hex,fit 32-210mm
 
          1pc adapter: 1/2-20unf- 5/8-18unf

packing: inner: pvc box

                 outer: export cartons