carving blade 1.material:carbon steel SK2 2.50# blade for carving 3.high carbon steel blade 4.engraving balde Our company uses the high quality import materials to produce the blade.The mainly materials are SK2,SK5,SK4,SK7,SKS7,SKS9,SKH-51,SKH-9,SKH-2,SKD11,H13K,H13,Cr12MoV,9CrSi and so on.Our factory is using the full range of sharpening automation equipment:automatic stamping equipment----heat ...