The perfect addition to your plumBOSS Built-In Arbor Hole Saw collection. This Extension Arbor fits all our Hole Saws, extending their reach and helping you drill holes in hard-to-reach places.
These Extensions can be stacked, so you can multiply your reach as far as you need.
At 300mm in length, it is a manageable, yet useful size.
Built to the same quality standard as our ultra-durable Hole Saws.