Have a go yourself
http://www.sheldonbrown.com/tooltips/bbcups.html
scroll down to the fixed cup tools section, skipping the bench vise technique.
@Booblay started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Have a go yourself
http://www.sheldonbrown.com/tooltips/bbcups.html
scroll down to the fixed cup tools section, skipping the bench vise technique.