A guide to understanding the science and acoustics of stringed instrument structure. Provides advice on wood selection, brace and tone bar placement, string gauge selection, tap-tuning and air chamber tuning. Useful to all makers of guitars, mandolins and banjos. Softcover.
High speed steel drill bits with significantly better edge holding properties than normal carbon steel. Bits have fine cutting edges and brad pointed tips to minimise tearout. Made in Germany.