String Action Gauge for Guitars - Precision Setup Tool for Accurate Neck Relief

A precise guitar setup tool with laser-etched markings for adjusting neck relief, string height, and bridge positions. It is compact, durable, and suitable for both luthiers and guitarists.

• The description claims the tool achieves accuracy down to 1/64"
• The description claims the tool improves playability and performance
• The description claims the tool is made from premium-grade stainless steel and won't warp or rust