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Maintenance
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"Medium weight" oil for 3B/F rotary valve
by
mmendelson
,
Nov 19, 2025
6
267
leadpipes
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rmb796
,
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2
187
Maintaining a leather bag
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,
Sep 23, 2025
9
522
mouthpiece cleaning/polishing
by
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,
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10
441
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by
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,
Nov 07, 2025
4
274
Slide maintenance
by
CrisHagmannBone
,
Oct 31, 2025
3
305
Best Valve oil for axial flow in 2025
by
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,
Jun 10, 2025
21
1875
Does Polishing a Bell with Brasso
by
Kobe100
,
Jul 14, 2025
13
795
Strange change to lacquer
by
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,
Oct 12, 2025
12
840
Rotor Valve questions - checking for seal, and which oil for what purpose?!
by
NuhJuhKuh
,
Oct 07, 2025
14
1789
King 5B and 4B valve bearing
by
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,
Jul 19, 2025
15
1828
Hagmann tools
by
Bach42t
,
Dec 10, 2023
5
2826
Corrosion on slide
by
evanbone1
,
Sep 06, 2025
4
256
La Tromba Brass Polish
by
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,
Aug 11, 2025
5
286
Spitball Question
by
Driswood
,
Aug 15, 2025
2
237
TECH QUESTION: Carbon Build Up Removal
[
1
2
]
by
Lhbone
,
Jul 28, 2025
28
820
Valve Making Popping Noise
[
1
2
]
by
jbtb
,
May 04, 2023
44
5179
Cleaning/improving the inside of my outer slide
by
steve4dd
,
Mar 30, 2025
5
7048
Hagmann valve maintenance
by
GMB
,
Nov 22, 2019
23
20951
Slide wear
by
hyperbolica
,
Jul 16, 2025
7
395
What’s your favorite tuning slide grease?
[
1
2
3
4
]
by
Elow
,
Aug 07, 2020
76
81762
Shelf Life of oils/lubes/creams
by
Geordie
,
Jun 30, 2025
12
833
Cleaning many trombones at a time
by
MrLong
,
May 12, 2025
9
6178
Cut Bell Maintenance
by
Samit2011
,
Jan 09, 2026
18
636
should I polish the inside of my inner slide?
by
TomInME
,
Dec 15, 2025
22
833
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