Lincoln K and KP Numbers › Lincoln Electric K1784-1 MAGNUM PTW-18 TIG TORCH (12.5FT 3PC) Lincoln Electric K1784-1 MAGNUM PTW-18 TIG TORCH (12.5FT 3PC) Sale Price: $411.10 Original Price: $460.43 MAGNUM PTW-18 TIG TORCH (12.5FT 3PC) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! MAGNUM PTW-18 TIG TORCH (12.5FT 3PC) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000