Woodturning chisels HSS LINE PROFI are made of quality high speed steel POLDI, heat treated up to 67 HRc. Durability of these tools is several times higher compared to standard types. Blades are mounted into ergonomic beech handles size 315 x 35 mm.Blade cross-section: 4 x 18mmBlade length: 150mmTotal length of the tool: 465mm