Shun VG0010 Blue Steel 6-Inch Utility/Butchery Knife Shun's take on an all-purpose knife that accomplishes tough tasks like butchering, yet versatile enough to mince, dice and slice Featuring Japanese san mai (meaning, "3-layers") construction; carbon steel sandwiched between two layers of stainless steel Blue Steel cutting core of fine-grained "blue" carbon steel hardened to 61 Rockwell Knife blades feature a mirror-polish that enhances stain resistance; Light bead-blasting along the edge shows off the san mai construction Made with traditional Japanese knife handes; each knife comes with a Japanese-style saya, or sheath