Lincoln K and KP Numbers › Lincoln Electric KP2745-035A 0.9MM - .035 CONTACT TIP, 550A Lincoln Electric KP2745-035A 0.9MM - .035 CONTACT TIP, 550A Sale Price: $59.55 Original Price: $66.70 0.9MM - .035 CONTACT TIP, 550A PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 10.000 Add To Cart Added! 0.9MM - .035 CONTACT TIP, 550A PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 10.000