Manganese Steel Sandvik Cj412 Cj612 Cj615 Jaw . Manganese Steel Sandvik CJ412 CJ612 CJ615 Jaw Crusher Spare Parts Tooth / Jaw Plate Product Name: Jaw Plate/Tooth Plate Applications: Widely used in mining industry, metallurgical industry, construction industry, chemical industry and silicate industry for crushing hard and medium hard ore and rock, such as iron ore, limestone, copper ore