Lincoln K and KP Numbers › Lincoln Electric K2647-4 A/C ROBOTIC TORCH (4' LONG) Lincoln Electric K2647-4 A/C ROBOTIC TORCH (4' LONG) Sale Price: $1,833.83 Original Price: $2,053.89 A/C ROBOTIC TORCH (4' LONG) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! A/C ROBOTIC TORCH (4' LONG) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000