Wood: complete instruments is from mahogany. Back and side of resonator is made from solid mahogany. 2-way Adjustable Truss Rods. Cream plast binding. Rosewood fingerboard, ebony top peghead. 3ply maple rim (varnish polish).

Flathead Tone Ring Mastertone-style 20-hole-Machined from cast bell-bronze alloy to 1930s dimensions 11"-diameter. One piece flange, Pesto tailpiece, Hand made engraving on armrest. (more big radius for easy playing). Schaller pegs and D-tuners with ivoroid knobs. 4x spikes on five string ( A,B,H,C). Bridge-3/4".