THE CONSUMER STATED THAT THE JACK FAILED WHILE HE WAS INSTALLING A TRANSMISSION. A SCREW CAME OUT, THE JACK FELL AND CRUSHED HIS HAND AND SPRAINED HIS WRIST. THE CONSUMER DID NOT SEEK MEDICAL ATTENTION. THE CONSUMER CONTACTED THE MANUFACTURER AND WAS ADVISED TO SEND PHOTOS, WHICH HE DID. THE CONSUMER STATED THAT THE ONLY RESPONSE HE RECEIVED SINCE THEN WAS A NO REPLY EMAIL. *TR *JS