| 摘要 |
A sprinkler riser extractor tool in the form of a screw driver having a head sized to fit the slot of the flow control screw in the nozzle of a sprinkler head and having a sleeve slidably mounted on the shaft of said screw driver formed with a flange adjacent the proximal end of said sleeve to facilitate actuation by the thumb of the operator and having a bushing adjacent the distal end of said sleeve for expanding said distal end when said sleeve is slid forwardly to engage the inside of a sprinkler riser for facilitating lifting of said riser. |
