Lincoln K and KP Numbers › Lincoln Electric K3093-4 MAGNUM PRO CURVE 400 DUAL SCHEDULE, 25' Lincoln Electric K3093-4 MAGNUM PRO CURVE 400 DUAL SCHEDULE, 25' Sale Price: $957.03 Original Price: $1,071.87 MAGNUM PRO CURVE 400 DUAL SCHEDULE, 25' PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! MAGNUM PRO CURVE 400 DUAL SCHEDULE, 25' PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000