Heavy-duty heavy-duty screw clamp designed for fixing flexible, hard rubber, plastic-reinforced or steel hoses used inin vacuum and pressure installations. • made of aluzinc-coated carbon steel (W 1)• protected with anti-corrosion coating• GBS toggle closure with two pins• hexagonal screw head allowing the use of open-end, socket and adjustable wrenches• high-quality steel strip with a width of 24 mm• diameter: 80 - 85 mm• quantity: 1 piece