HammerTech Solutions All Metal Caretaker Tool The HammerTech Solutions All Metal Caretaker Tool comes equipped with the necessary hardware to easily install the tool on a standard pool pole. Simply snap the butterfly clip in place and let the tool do the work! It can also be used as a hand tool! The anodized aluminum is meant to withstand most climates. This tool features the first-ever ALL-METAL Knuckle! The tool was specifically designed to work for all OEM Caretaker pop-up heads as well as the retro styles! We recommend using this tool when dealing with older stubborn heads that may be stuck in place with years of debris and grime. HammerTech Solutions All Metal Caretaker Tool comes equipped with the necessary hardware to easily install the tool on a standard pool pole. Simply snap the butterfly clip in place and let the tool do the work! It can also be used as a hand tool! We recommend using the HammerTec Solutions All Metal Caretaker Tool when dealing with older stubborn heads that may be stuck in place with years of debris and grime.