Metal Hose Clamps with Bolts or Screws. Made from either Zinc Plated or Stainless Steel including Mikalor Supra Clamps, Double Wire Screw Clamps, Mini Screw Hose Clamps & HCL Bolt & Barrel Hose Clips. These clamps consist of a metal band that encircles the hose and is tightened using a screw mechanism, allowing for adjustable tension. This design makes them ideal for high-pressure environments, as they can withstand significant force without loosening. Commonly made from stainless steel or galvanized materials, screw bolt hose clamps offer excellent corrosion resistance, making them suitable for marine, automotive, and industrial uses. Their versatility and reliability make them a preferred choice for both professional mechanics and DIY enthusiasts alike.