MY MIND DREW A BLANK. YEARS AGO WE USED A TOOL TO ADJUST TENSION ON A FAN BELT ( ALSO ELECTRIC MOTORS) THE TOOL WAS A THREADED CENTER BLOCK WITH TWO Y SHAPED ENDS THAT FIT INSIDE THE TRACK OF EACH PULLEY . ONE END WAS LEFT AND ONE WAS RIGHT HAND THREADED .IT WAS A TURNBUCKLE TYPE TOOL . YOU TURNED THE CENTER TO MAKE THE TOOL LONGER OR SHORTER.WHICH SPREAD THE PULLYS TO ADJUST THE BELT. THE REASON FOR THE LONG DRSCRIPTION IS THAT I HAVE NO PICTURE OF THE TOOL. I NEED THE NAME AND MFG. OF THE TOOL bob w.