Starrett TCT holesaws tungsten carbide stainless sheet cutting hole saw & arbor RM 52.32 to RM 242.40
Dart or Timco 65mm magnetic tek bit nut socket drivers 1/4, 5/16 8mm or 3/8 10mm RM 49.30 to RM 53.69
Starrett TCT multi purpose fast cut holesaw 19mm - 159mm hole saw multi material RM 54.23 to RM 273.90