This Sterrett A10 Arbor, to suit 32-210mm diameter Holesaws.
Fitted with a 6.5mm/1/4 in pilot drill, with a quick hitch mechanism enabling the user to instantly change holesaws without the use of tools, and the removal of the arbor from the chuck.
Suffix E denotes extra-long pilot drill.
Specifications:
Shank Size: 8.75mm hex suitable to fit a 9.5mm capacity chuck.