Holesaw Adapter

[leesparkykent]

hold/clamp a piece of timber under the existing hole and put a longer pilot bit in the arbor.

 

[OnOff]

hold/clamp a piece of timber under the existing hole and put a longer pilot bit in the arbor.

Been there done that.....and still do on occasion. No good if access / drilling from one side. Or if you've a bunch of other glands on the gland plate of a control panel and only want to enlarge one. 

.....and where's the fun in a bit of wood?

 

[leesparkykent]

Been there done that.....and still do on occasion. No good if access / drilling from one side. Or if you've a bunch of other glands on the gland plate of a control panel and only want to enlarge one. 

.....and where's the fun in a bit of wood?

yeah agreed :Salute