Auger tooth / teeth, digger tooth, digger teeth. Alloy steel Body, made by material ASTM4142 or 42CrMo, heat treatment with Auger tooth / teeth, digger tooth, digger teeth. (SBW 35,SB120,SB 80,SB 35,SB 40,SB 70,SB 25...)Alloy steel Body, made by material ASTM4142 or 42CrMo, heat treatment with 48-52HRC hardness, has high toughness and wearable character. Tip is made from Low press Sintered, and ...