Width of a cutting edge - 20-30-40-50 mm. Deflection of cutting edge -10-15-20-25 mm. The length of the metal part is 150 mm.Metal thickness - 3 mm. The presence of sharpening - yes. Steel grade -spring steel G15660. Hardness of metal (by Rockwell)- 58-62HRC. Handle material - wood, oak. The length of the handle is 140 mm. The handle is covered with linseed oil. The presence of a restraining ring to strengthen the handle - yes. The total length of the tool is 290 mm. The weight of the tool is 200-230-240-250 g. The control of each STRYI production process, and especially the correct heat treatment, ensures a long service life of the tool without frequent additional re-sharpening during operation.