|  | SCT provides our worldwide customers with 3 basic materials for workpiece in STAINLESS STEEL, CAST IRON (HRC35~45) and HARDENED STEEL (HRC45~55):
 
 ► B31 - suitable for machining workpiece in STAINLESS STEEL
 ► B32 - suitable for machining workpiece in CAST IRON (HRC35~45)
 ► B33 - suitable for machining workpiece in HARDENED STEEL (HRC45~55)
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