Variable sizes of larger diameters can be drilled without the need for a pre-drilled hole, with smooth multi-flute action ensuring that clean, round holes are produced.
Size Range:
Metric Range. 34 - 51mm.
Imperial Range. 1.3/8in - 2in.
Shank to fit chuck size : 1/2in (13mm).
For drilling or enlarging holes in ferrous and non-ferrous material up to 2mm thick.
When drilling metals always use a coolant.