This concerns Nickel Wire with a diameter of 0.025 mm. The stock consists of products with two levels of purity: Stock 1: 2,270,000 meters Hard base: 99.98% Purity grade: 99.9851% Stock 2: 6,738,041 meters Hard base: 99.98% Purity grade: 99.943% TOTAL: Approximately 9,000 kilometers.