Lincoln K and KP Numbers › Lincoln Electric K1784-3 MAGNUM PTW-20 TIG TORCH (12.5FT 3PC) Lincoln Electric K1784-3 MAGNUM PTW-20 TIG TORCH (12.5FT 3PC) Sale Price: $362.60 Original Price: $406.11 MAGNUM PTW-20 TIG TORCH (12.5FT 3PC) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000 Add To Cart Added! MAGNUM PTW-20 TIG TORCH (12.5FT 3PC) PURCHASE PRICE SHOWN IS FOR A QUANTITY OF 1.000