1953 to mid-1956: There is now a side tuner shaft worm gear hole. Still "no line" style casing (had no brand name stamped in the tuner back).
These came off a 1955 Fender Strat Orig No Line Kluson Tuner Fender Strat or Tele YOU NEVER SEEN THIS Separate. In your Life.. $2,000-$2500 a set
Tuner works fine.. and will clean up with steel wool ..if choose