- Soprano Scale
- Injection Molded body
- Agathis Wood Top
- Fret position markers on neck and top of fingerboard
- Rosewood Fingerboard
- Original and Unique Artwork
- Mahogany neck
- Geared tuners
- Carlos Santana was introduced to Big Core Strings by his Guitar Technician, Rene Martinez.
- Start with a much larger core wire and then wrap around it.
- Gauges: 0115-015-019-028-038-056.
- Phil Leadbetter Signature
- For acoustic slide (resonator guitars)
- Phosphor bronze
- Gauges: 016, 018, 028, 036, 044, 056