
Adjustable Worm Drive W1 Zinc Plated Steel Heavy Duty Hose Clamp with Double Bolts for Fuel Gas Exhaust Piping, 74-79mm. Heavy Duty Double Bolt Design: QL06-2 model features robust double bolts for secure clamping on fuel, gas, and exhaust piping. Wide Size Range Coverage: Available in sizes from 74mm to 500mm, accommodating various hose diameters with specific models. Zinc Plated Steel Material: Constructed from zinc-plated steel band, bridge, and bolts for durability and corrosion resistance. OEM and ODM Services: Supports full customization, minor customization, and flexible customization from samples or designs. Strict Quality Inspection: 100% visual and functional inspection of finished products with traceable raw materials. Established Manufacturer: Factory established in 2001 with 227 employees, 12 production lines, and ISO9001:2015 certification.