Lincoln K and KP Numbers › Lincoln Electric KP3979-3 WIRE GUIDE, 5/64 Lincoln Electric KP3979-3 WIRE GUIDE, 5/64 Sale Price: $118.96 Original Price: $133.23 WIRE GUIDE, 5/64 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! WIRE GUIDE, 5/64 PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000