42CrMo4 SCM440 AISI 4140 Alloy Steel Forged Shaft Blanks Quenching And Tempering Rough Machining
- USD $ 40 - $6000 / Piece
- 1 Piece / Pieces
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42CrMo4 SCM440 AISI 4140 Alloy Steel Forged Shaft Blanks Quenching And Tempering Rough Machining