Features: with extra-edged shanks, with hardened tip ground and finely polished, special tool steel, technical data: hammer weight (grams): 300 shape: French shape, weight: 390 g, weight hammer head: 300 g, width hammer rail: 28 mm, handle number: 142.5302, head attachment: ring wedge total length: 282.0 mm, part length: L2: 87.0 mm, material: special tool steel safety part: decoration 140.5402.