Lincoln K and KP Numbers › Lincoln Electric KP42-25-25 LINER .025-.030, 20/25' GUN (42-25-25) Lincoln Electric KP42-25-25 LINER .025-.030, 20/25' GUN (42-25-25) Sale Price: $43.57 Original Price: $48.80 LINER .025-.030, 20/25' GUN (42-25-25) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! LINER .025-.030, 20/25' GUN (42-25-25) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000