Pure Atomist PA-KA1-24G100 Kanthal A1 24 Gauge 100 ft. Resistance Wire Diameter: 24g / 24 AWG - 0.51mm Wire Shape: Round - Temper: Annealed 2.04 Ohms/ft Resistance at Room temperature Maximum continuous operating temperature of 1400C / 2550F Heat resistant up to 1500C / 2730F (Melting Point)