HIGH QUALITY MATERIAL: Tungsten Steel Solid Carbide PLUS a leather roll bag for easy transport and organization. 10 PIECES: Set of 10 pcs stone carving tool with leather wrapped around the outside, not astringent does not slip, is an indispensable tool. 10 kinds of Shape Size: Deep gouge, Medium gouge, Shallow gouge, Narrow straight chisel, Wide straight chisel, Rounded chisel, angled knives/chisels, Parting tool, Pinpoint tool This Tungsten Steel chisel is double-edged, weighty,and the head is finer than ordinary carving. WIDE APPLICATIONS: Suitable for beginners,woodcuts enthusiast, and students. It is the most commonly used knife tool of high school students for Engraving and woodcuts