Related Clues:

• Right on the note
• Pitch-perfect
• Set the radio
• Did a garage job
• Working together perfectly
• Accurately pitched
• Fixed flats?
• Made a grand grander?
• Sounding fine
• Like a good-sounding piano
• Like good pianos and engines
• Not sharp or flat
• Adjusted guitar strings
• Ready to play, you might say
• Simultaneous