Lincoln K and KP Numbers › Lincoln Electric KP2745-364A-B100 CONTACT TIP, 3/64 (1.2MM) 550A Lincoln Electric KP2745-364A-B100 CONTACT TIP, 3/64 (1.2MM) 550A Sale Price: $595.54 Original Price: $667.00 CONTACT TIP, 3/64 (1.2MM) 550A PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 100.000 Add To Cart Added! CONTACT TIP, 3/64 (1.2MM) 550A PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 100.000