The Straight Edge provides a level of accuracy far greater than that of a conventional metal ruler

coarse silicon carbide stones of 120 and 240 grit can be used as a universal stone due to their harder bonding

and Boride stones are no exception

guided rod system I've used thus far

it is significantly more effective for deep cutting compared to blades with V-shaped sharpening

wholemilled fillet clamps for hapstone r2 pair The Straight Edge provides aWholemilled Fillet Clamps for Hapstone R2 utilize CNC milled superelastic duralumin alloy jaws with internal undercut for full flat grind blades. Wholemilled Fillet Clamps can be combined with other Hapstone clamps of standard length. The kit includes 2 clamps.