Malton's Quick Click system is made from strong, durable plastic & is easy to install & remove, as the name suggests. It also comes with an air-relief valve, so that you can control air flow & reduce any vacuuming effect on your tools, stopping them from sticking & swirling on certain surfaces. This conductive set, when used in conjunction with a grounded machine, helps to significantly reduce static, & therefore the build up of the fine particulates that usually accumulate to cause blockages & loss of suction. This extractor adaptor set comes with a connection click ring for your existing & Oslash;32mm (114;") hoses. Designed to fit most major brands of power tools & work shrouds including Skill Bosch, Ryobi, Makita, Dewalt, Festool, Fein, Cobalt, Porter Cable, Hitachi, Einhell, Evolution & Milwaukee Electric. Connect your power tools & your dust extractors with complete confidence, keeping you safe & working without worry.