valve help........again!

Discussion in 'Trumpet Discussion' started by crowmadic, Feb 25, 2009.

  1. Brekelefuw

    Brekelefuw Fortissimo User

    3,186
    976
    Mar 21, 2006
    Toronto
    Lapping is a last ditch solution. Removing material should only be done when other avenues have been exhausted.
     

Share This Page