a convenient and straightforward clamping approach (using one key only) is an important feature

Boron Nitride is a thermally and chemically resistant refractory compound of boron and nitrogen with the chemical formula BN

Greater Dog only

This extends the clamping options for knives with long blades or with thin and flexible blades

chisel attachment for hapstone new-variants a convenient and straightforward clampingChisel Module is an optional attachment for sharpening chisels and planer blades on Hapstone modular sharpeners. The module is mounted on the pedestal of the Hapstone Platform and is fixed with two screws. Sharpening angle 11 to 45 degrees. Maximum width 71 mm. Note. When using on Hapstone RS, chisels should be clamped off center.