Coal Mining Bits; Coal Mining cutters, Coal Cutters, Coal Picks ( U82i??U84i??U92,U94,U85HD,U765HD,AM470)
Category: Mining and Construction Machines and Equipment
Physical Description: Steel Body, made by material 40Cr or 42CrMo, heat treatment with 40-44HRC hardness, has high toughness and wearable character. Tip is made from Low press Sintered, and Suitable ...