Easy to cut. Special grip fits gently in your hand. The blade edge is made of special steel and has been applied to moderate heat treatment, so it can cut piano wire φ0.06 inch (1.5 mm), iron wire φ0.16 inch (4.0 mm). The handle is lightweight with aluminum to further reduce fatigue during continuous work. Includes safety rope hooks. Lightweight type; Cutting capacity: Piano wire: ⌀ 0.06 inches (1.5 mm), Iron wire: φ0.2 inches (4.0 mm); Blade edge: special steel; Hardness: HRC59°±1; Safety rope hook; Handle: Aluminum; Grip: Mirastomer; Blade part: Carpon steel; Blade spacer: Iron (chrome plated); 8.9 x 2.9 x 2 x 2 x 2 x 2 x 2 x 2.0 x 2 x 2 x 5.0 inches (2 x 5 x 5 x 54 x 5.0 inches (197 mm); Made in Japan