PURE ATOMIST PA-KA1-20G25 Kanthal A1 20 Gauge 25 ft. Resistance Wire Diameter: 20g - 20 AWG - 0.81mm Wire Shape: Round - Temper: Annealed 0.817 Ohms/ft Resistance at Room temperature Maximum continuous operating temperature of 1400&deg;C / 2550&deg;F Heat resistant up to 1500&deg;C / 2730&deg;F (Melting Point)