Lincoln K and KP Numbers › Lincoln Electric KP4721-532 TUNGSTEN - 2% LANTHANATED, 5/32" Lincoln Electric KP4721-532 TUNGSTEN - 2% LANTHANATED, 5/32" Sale Price: $142.05 Original Price: $159.10 TUNGSTEN - 2% LANTHANATED, 5/32" PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 10.000 Add To Cart Added! TUNGSTEN - 2% LANTHANATED, 5/32" PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 10.000