Long service life, resistance to deformation and high tensile strength, being made of chromium-plated steel- Vanadio.Forjada long life without deformations, due to the external surface chrome plating to prevent oxidation.Security of use due to its great difficulty of accidental breakage even in large pressures. Quality guaranteed by a forging company that has been in existence for over 108 years. Key with two mouths, one open and one star with rounded edges, made of chromium-vanadium steel, forged in one piece, hardened by heat treatment, and with chrome surface treatment to prevent oxidationn.Los manufacturing processes make the key comply with DIN 3113, and a long service life due to the heat treatment and the surface of cromado.Presentacion: polished heads and matte satin. Mouth with chafflan and star with rounded edges for easy lace tuerca.Inclinaci15° angle in the star mouth for clamps comprometidos.Acodado 15° in the open mouth for access to difficult placesciles.Herramienta optimal for clamps in industry, mechanics, maintenance, plumbing, facilities, etc.