O'Malley Brass Instruments
Makers of the finest brass instruments, bells, and other components.
06/12/2026
Getting closer and closer by the day. Thanks Tim Higgins for working on this with us. We were also lucky to have Randall Hawes here to listen and assist with some testing.
The shop will close at 3PM tomorrow, Thursday 6/10.
Don’t drink the purple drink, Brendan.
Rotary Swaging machine is insane, how have i lived without this?
05/29/2026
If it says 'corporation' on it, that means it plays better, right?
Skiving a bass trombone bell. This particular bell is for Charlie Vernon of the CSO!
05/21/2026
Making a tapered bit without hydroforming is quite an undertaking, luckily we have enough brain cells (unlike people rely on hydroforming to calibrate their tapers)
How do you think we do it? Correct answer wins something probably. (You can’t win if you work here, Kyle)
Introducing the first O'Malley medium bore trombone! Made right here in our shop in Chicago. Want one for yourself? Contact our dealer
Features:
-.525" medium bore
-8" diameter .020" gauge yellow brass or gold brass bell with a French bead (made on a new mandrel!)
-removable leadpipes
-seamed yellow brass neckpipe
-lightweight or standard weight slide, nickel silver or brass outer tubes, nickel silver or brass crook
-seamed yellow brass or seamed gold brass main tuning slide crook
-takes small shank mouthpieces
-hand engraved
-every part but the waterkey made here in our Chicago shop
Sanding a trombone bell, Jimmy makes it look easy!
Pre-spinning a bell for one of our new .525" medium bore trombones!
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Address
3004 West 111th Street
Chicago, IL
60655
Opening Hours
| Monday | 10am - 5pm |
| Tuesday | 10am - 5pm |
| Wednesday | 10am - 5pm |
| Thursday | 10am - 5pm |
| Friday | 10am - 5pm |
| Saturday | 10am - 2pm |