Draper 7 16 hexagonal holesaw arbor for holesaws up 32mm 150mm draper 56402 for use with 32 150mm diameter holesaws arbor shank 7 16 with quick release mechanism supplied complete with 1 4 hss pilot drill display carton draper 56402 7 16 hexagonal holesaw arbor for holesaws up 32mm 150mm