Screwdrivers used to turn or drive screws. Thick as ours was rotate the feet and position the rod the depth of the box from the ceiling.

How To Install A Ceiling Fan Hometips
How to install fan. If your ceiling is more than 12 in. If the wiring has a green ground wire attach it to the green or bare wire in the box. The basic installation of a ceiling fan is no different from that of a standard light fixture. Rooms that measure about 75 square feet need a fan with a 29 to 36 inch blade diameter. Install the shades and lightbulbs. Purchase a fan box with a hanger bar if the fixture is between two ceiling joists.
Plug the fans light fixture housing into the wire hanging from the underside of the fans motor. Next secure the mounting bracket to the box. Use wire nuts to attach the fans black or colored wire and white wire to matching wires in the ceiling box. Feed the fan brace up into the hole rest the flat edge of the feet against the ceiling and center the shaft over the hole. Use pliers to tighten set screws and lock nuts during the downrod assembly. If the fan has a slide on bracket you can leave the mounting bolts on the junction box and simply slide the fan bracket.
The ceiling fan you install should be the right size for the room. Rotate the shaft to secure the brace to the framing. A hanger bar is an extendable rod that will hold taut between two ceiling joists and give you something to attach the fan to. Once the fan is in place connect a 90 degree duct elbow to the fans exhaust port using sheet metal screws. Thread the main wires through the center of the mounting bracket. Use these tools to install a ceiling fan by cutting and stripping the ceiling fan wires during the downrod assembly.
Always be sure to follow the manufacturers instructions. Purchase a fan box with a hanger bar from your local electrical store and use this if your fan will be installed between two ceiling joists. Pliers holds an object firmly in place. Then fasten the blade irons to the motor with the screws provided. Then attach a new 4 to 6 inch 102 to 152 cm duct pipe to the duct elbow. For rooms measuring 76 to 144 square feet choose a fan with a blade diameter of 36 to 42 inches.
Attach each fan blade to a blade iron the bracket that holds the blade to the fan. If the room size is 144 to 225 square feet.