Specifications:</br> MIAHART 6-inch hose clamps are made of 304 stainless steel, corrosion-resistant, will not rust for long-term use. Large size metal hose clips adjustable diameter from 141-165mm, can be easily released or tightened the bolt by a screwdriver to adjust the band diameter range</br> These dust clamps fit for secure hoses, pipe, cable, tube, fuel lines in the automotive, industrial, boat and so on.</br> How to use:</br> Step1: Use a screwdriver to loosen the screw of hose clamp</br> Step2: Thread the pipe through the hose clip and adjust the size to fitting your hose's size</br> Step3: Then tighten the screw</br> </br> Note: the screwdriver is not included</br> </br> Material: 304 stainless steel</br> Color: silver</br> Adjustable diameter：141-165mm/5.5-6.5inch</br> Package includes:</br> 6 x 6 Inch Hose clamps</br>