Lincoln K and KP Numbers › Lincoln Electric K2647-4L A/C ROBOTIC TORCH (4.5� LONG) Lincoln Electric K2647-4L A/C ROBOTIC TORCH (4.5� LONG) Sale Price: $1,901.71 Original Price: $2,129.92 A/C ROBOTIC TORCH (4.5� LONG) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! A/C ROBOTIC TORCH (4.5� LONG) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000