Banjo B♭m7 chord (Sawmill)B♭ minor seventh on the 5-string banjo: 8 6 5 6, and 2 more shapes

Frets, string 4 to string 1: 8 6 5 6 (from the 5th fret)

1. String 4 (D): 8th fret, little finger, B♭
2. String 3 (G): 6th fret, middle finger, D♭
3. String 2 (C): 5th fret, index finger, F
4. String 1 (D): 6th fret, ring finger, A♭
5. String 5, the short g: open, G, not in the chord

Sounds: B♭ D♭ F A♭  ·  B♭m7 is B♭, D♭, F, A♭ (1 · ♭3 · 5 · ♭7)

The 5th string: the short g rubs against the A♭ in this shape, a semitone away: some players let it ring, some skip it.

Sawmill tuning: gDGCD, the short 5th string first, then strings 4 to 1.