Tech Team’s #723 – 6 inch diameter#2 Phillips or 5/16” drive geared-style stainless steel band clamps are extra Strong due to the 9/16 Inch wide #304 stainless-steel band They fit hoses from 5 1/4” diameter up to 8” The#2 Phillips head or 5/16” hex drive screw mechanism allows for tightening in confined spaces for a leak-proof seal. Pack of 4.
6” key tensioner-style stainless steel band for6-inch dust collection hoses and 6” inch dust vent hoses. #2 Phillips head or 5/16” drive screw mechanism ensures a good repair with a tight fit. 9/16” inch wide stainless-steel band fits hose diameters from 5 ¼ inch diameter up to 8 inches. Pack of 4.
From the Manufacturer
Clamps should be doubled up on both ends of a hose. One with the key/screw on the left, and one on the right. This ensures uniform tension and a tight connection in applications where heat and vibration are present.