Lincoln K and KP Numbers › Lincoln Electric K3133-4 MAGNUM PRO 450 DUAL PROCEDURE, 25' Lincoln Electric K3133-4 MAGNUM PRO 450 DUAL PROCEDURE, 25' Sale Price: $1,113.25 Original Price: $1,246.84 MAGNUM PRO 450 DUAL PROCEDURE, 25' PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! MAGNUM PRO 450 DUAL PROCEDURE, 25' PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000