16pcs hole saw set

size: 
        13pcs hole saw: 3/4", 25/32",, 7/8", 1", 1 1/8", 1 1/4", 1 3/8", 
                                        1 1/2", 1 3/4", 2", 2 1/4", 2 5/8", 3",
 

                         or mm: 19, 20, 22, 25, 29, 32, 35, 38
                                        44, 51, 57, 67, 76mm

        2pcs arbors: 3/8" hex,fit 14-30mm,
                               7/16" hex,fit 32--210mm

      1pc extension: 12" for 7/16" shank

packing:   inner: aluminium case

                  outer: export carton