Lincoln Service Parts 1 › Lincoln Electric 9SM20990-1 SPINDLE SHAFT,MACHINING M20990-1 Lincoln Electric 9SM20990-1 SPINDLE SHAFT,MACHINING M20990-1 Sale Price: $88.83 Original Price: $102.16 SPINDLE SHAFT,MACHINING PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1 Add To Cart Added! SPINDLE SHAFT,MACHINING PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1