Product Description Introducing the 4 Inch Double Wire Hose Clamps by POWERTEC.These clamps are designed to provide a quick and secure attachment for your dust hose to your dust collection fittings. Whether you’re just starting to assemble your dust collection system or in need of replacement hose clamps – these 4” wire hose clamps are an essential tool to connecting your piping to your blast gates, dust hoods and-To-UseSimply tighten these clamps by turning the screw with a Phillips screwdriver or hex head wrench.Double EffectiveThey feature a steel spring double loop construction, distinctively designed to deliver an impressively tight grip on suitably sized hoses, securing them in place, while maintaining a consistent pressure.SpecificationsMaterial: Carbon Steel Clamping Capacity: 3-11/16" ~ 4-3/8"Finish: Zinc Coating POWERTEC is a US based manufacturer of high quality woodworking machines, wood work accessories, and a wide assortment of OEM replacement parts. We are committed to exceeding expectations, while bringing the best innovations, technologies, and product development to the the ManufacturerPOWERTEC 4-Inch Wire Hose Clamp. Used to connect flexible piping to dust hoods, blast gates and fittings From the Manufacturer POWERTEC 4-Inch Wire Hose Clamp. Used to connect flexible piping to dust hoods, blast gates and fittings