NilfiskALTO Industrial Vacuum Cleaner Rubber Tool Adaptor

Rubber tool adaptor Although this looks like a crevice tool, it's actually supposed to fit into different sized dust take-off points on sanding, edging and grinding attachments. It's made from soft, flexible black rubber. 

As it's light, maximise the saving on postage and buy some of the related parts below, such as the filters or dustbags, a replacement hose or a new floor tool. 

At the moment, standard postage within Australia is capped at a maximum of $20!