Porlex or Porlex mini
unless you have the space/budget for a commercial grinder then I have no clue
@stevo_com 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.
Porlex or Porlex mini
unless you have the space/budget for a commercial grinder then I have no clue