Number "9" brass - Size: 10 cm.- Includes screws.- Concealed screw fittings.- Blister pack 1 piece.- Easy to install.- Perfect for: houses, doors, gates, landings, etc.- Installation instructions:> Screw the stud bolts (included) into the threaded notches of the number or letter.> Tighten with pliers until it is as firm as possible.> Measure the distance between the two stud bolts.> Transfer the measurement onto the wall where you want to fix the number or letter. > Drill a hole in the wall with an 8 mm bit and put the wall plugs (included) into the holes.> Insert the stud bolts into the wall plugs, protect the number or letter (to make sure it doesn?t get scratched) and hammer the stud bolts fully into the wall.