Schaller M6 Pin Guitar Tuning Machine
The Schaller M6 Pin guitar tuning machine delivers outstanding precision and tuning comfort with an improved 1:18 gear ratio. CNC-machined components with refined surface finishes ensure smooth, sensitive, and stable operation backed by a self-locking drive mechanism.
Crafted with high-grade brass string posts engineered precisely into the housing, this machine head provides maximum tuning stability and wear-free performance. The innovative stepped M6 flanged washer ensures effortless installation and solid centering without requiring stepped headstock holes.
Permanently lubricated with Schaller special grease for maintenance-free use, the M6 Pin features dual rear locating pins spaced 0.39 in (10 mm) center-to-center for rock-solid mounting integrity.
| Brand | Schaller |
| Model | 1003 |
| Product Type | Guitar Tuning Machine |
| Series | M6 Series |
| Gear Ratio | 1:18 |
| String Post Material | Brass |
| Pin Spacing (Center to Center) | 0.39 in (10 mm) |
| Pin to String Post Center Distance | 0.31 in (8 mm) |
| Button Bore Hole | Diameter 0.17 in (4.2 mm) with 0.14 in (3.6 mm) drive flat |
| Weight per Single Tuner with Button (Small/Large) | Metal (1.27 oz / 1.34 oz), Perloid (1.06 oz / 1.09 oz), Ebony (1.06 oz / 1.09 oz) including hollow screw |
| Product Weight | 0.13 lb |


















