Lincoln K and KP Numbers › Lincoln Electric KP2745-564T TAPERED CONTACT TIP 550A, 5/64 Lincoln Electric KP2745-564T TAPERED CONTACT TIP 550A, 5/64 Sale Price: $37.86 Original Price: $42.40 TAPERED CONTACT TIP 550A, 5/64 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 10.000 Add To Cart Added! TAPERED CONTACT TIP 550A, 5/64 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 10.000