A brilliant tool for the DIY mechanic used this the other day to bleed the brake system after cleaning the calipers can be used if by yourself an eBay bargain £3.49 delivered UK seller
Photos from Kristian Day's post
Cheapest I can see is over a tenner. Which did you buy?
I'll find the now mate
Look at this on eBay http://www.ebay.co.uk/itm/152067961026
Cheers - ordered