Therwen 20 Pcs 4 Inch Key Hose Clamp Thumb Screw Key Adjustable Pipe Clamp Stainless Steel Dryer Vent Clamp for Worm Gear Dust Collection Fittings Metal Woodworking Dust Collector Accessories - GFA-Therwen-855

• Sufficient to Use: you will get 20 pieces of 4 inch stainless steel hose clamps, which are adequate for you to use, meeting your needs for application and replacement, the clamps can serve you for a long time Adjustable Size: our stainless steel clamps can be flexibly adjusted according to needs, with the adjustable size ranging from 3.54-4.33 inches and the width of 0.35 inches, which is suitable for most pipelines Key Type Design: the worm gear clamps adopt a convenient key type adjustment mode. Without using any tools, just turn the handle clockwise to tighten it, and turn it counterclockwise to loosen it, easy and quick to adjust to a suitable size Reliable to Use: the 4 inch hose clamp is mainly made of stainless steel with plastic handle, which is corrosion resistant and not easy to rust. It is strong to fix the hoses easily, making you confident during work or operation Widely Applicable: these key type adjustable dryer vent clamps are usually applied to fix piping systems, dryer ventilation hoses, dust collection hoses, large cables, etc., suitable for automobiles, industry, machinery, agriculture, ships, families, and other indoor or outdoor scenes