hooked easily to my wrench and got it off lisle oil filter removal tool worked great for me works great on subaru oem oil filters this is advertised as a female air chuck but the photo is a male fitting waste of money worked as advertised does what its supposed to a quality tool dont use everyday but is always simply the best perfect great solid construction good size very useful love it for getting the filters that were put on four stars five stars this tool worked great for removing a stuck oil filter on my mitsubishi