Check the listing for details. Heavy-duty Chisel Sweep 7, STRYI Profi for Large and Sculpture Woodcarving. Condition: New. Listed at 142.00 USD. Purpose of use - volume and sculptural work on wood using a mallet or wooden hammer Wood application: unlimited wood, soft and hard wood The type of tool is a heavy-duty chisel straight. Tool series - PROFI (polished). Width of a cutting edge - 20-30-40-50-60-70 mm. (depends on the model) Deflection of cutting edge - 2-5-6-8-9-10 mm. (depends on the model) The length of the metal part is 150 mm. Metal thickness - 3 mm. The presence of sharpening - yes. Profile number - 7. Steel grade -spring steel G15660. Hardness of metal#nbsp; (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 140-225-225-250-305-340 g. (depends on the model) Warranty service - the entire service life of the tool (minimum service life of 20 years) 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. We also draw your attention to the fact that STRYI is the only manufacturer that provides a free service of the tool for the entire period of its operation (tool restoration, re-sharpening or re-sharpening of the tool). The presence of professional sharpening when buying a tool allows you to immediately start working with any type of wood, and the convenient shape of the handle will save your hands from fatigue during prolonged use.