... fit hole saw33,43,53,63,67,73,83mm with hex screwAl Alloy Base to fit hole saw 33,43,53 ... to fit hole saw 73,83,93,103,113mm with hex screwAl Alloy Base to fit hole saw 33,43,53 ... ,63,67,73,83,93,103mm with hex screwCarbide Tipped Arbor Drill Diameter 9.5mm x Overall length ... 135mm with hex shankCarbide Tipped Arbor Drill Diameter 9.5mm x Overall length ...