A special model of the Wästikivi stone with the so-called standard dimensions. The size allows more efficient working.
This version contains natural Nagura, a small piece of Wästikivi phyllite. You can significantly improve the sharpening process by opening the surface with this auxiliary stone. This small stone also served as a handy little sharpening stone.
Natural stones are never perfect, and as individuals will contain slanted corners and small boulders around the edges, but the surface is always flat.
Long: 210 mm (measured lengths varied from 208 to 222 mm)
Wide: 70 mm (measured width varied from 69 to 73 mm )
Thick: 20- 23mm
Weight: about 1100 g
Nagura, the small additional stone is about about 60 mm x 70-80mm x 20 mm.