Detail 01
10-14-24-34 gauges
Lighter higher strings are intended for clarity and articulation; heavier lower strings provide driving melodic and rhythmic support.

Independent shopping perspective
Built for mandolin players who want an 80/20 bronze set in a standard 10 gauge, the Martin M400 pairs a tin-plated steel core with bronzed wrap wire. Its voice is described as warm and resonant, with defined treble response and warmth in the bass. The 10-14-24-34 gauge layout combines lighter upper strings for clear single-note runs and rolls with heavier lower strings for rhythmic support. It is also intended to maintain consistent intonation through extended practice or performance.

Strong match
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.
Detail 01
Lighter higher strings are intended for clarity and articulation; heavier lower strings provide driving melodic and rhythmic support.
Detail 02
This construction is paired with the set's warm, resonant character and distinct treble response.
Final check
Product questions
Straight answers to the questions shoppers most often ask about this product.
It is designed for bluegrass, folk, and country mandolin playing.
The gauges are 10-14-24-34.