Use the Burton Fileguide to keep the edges of your board sharp and beveled correctly. The Fileguide is easily adjustable from 90˚ to 93˚ for side edge bevel and from 0˚ to 3˚ for base edge bevel. A file and ceramic stone are included with the fileguide.
Adjustable File Guide
Adjustable from 90˚ to 93˚ side edge bevel
Adjustable from 0˚ to 3˚ base edge bevel