Bi-metal hole saw
    Material: M2, M42
                   
    Dia, mm Dia, inch   Dia, mm Dia, inch   Dia, mm Dia, inch
    14 9/16"   44 1-3/4"   92 3-5/8"
    16 5/8"   46 1-13/16"   95 3-3/4"
    17 11/16"   48 1-7/8"   98 3-7/8"
    19 3/4"   51 2"   102 4"
    20 25/32"   52 2-1/16"   105 4-1/8"
    21 13/16"   54 2-1/8"   108 4-1/4"
    22 7/8"   57 2-1/4"   111 4-3/8"
    24 15/16"   59 2-5/16"   114 4-1/2"
    25 1"   60 2-3/8"   121 4-3/4"
    27 1-1/16"   64 2-1/2"   127 5"
    29 1-1/8"   65 2-9/16"   133 5-1/4"
    30 1-3/16"   67 2-5/8"   140 5-1/2"
    32 1-1/4"   68 2-11/16"   146 5-3/4"
    33 1-5/16"   70 2-3/4"   152 6"
    35 1-3/8"   73 2-7/8"   160 6-19/64"
    37 1-7/16"   76 3"   168 6-5/8"
    38 1-1/2"   79 3-1/8"   177 6-31/32"
    40 1-9/16"   83 3-1/4"   200 7-7/8"
    41 1-5/8"   86 3-3/8"   210 8-17/64"
    43 1-11/16"   89 3-1/2"