Schaller M6 180 Guitar Tuning Machine
The Schaller M6 180 guitar tuning machine delivers outstanding precision and smooth tuning comfort with an advanced 1:18 gear ratio. Engineered as the modern evolution of the legendary original closed tuning machine, it combines timeless aesthetics with state-of-the-art manufacturing standards.
Every component is precision CNC-machined and finished for maximum durability, utilizing a self-locking drive to guarantee consistent, fine-tuned, and stable performance. High-grade brass string posts are fitted with utmost accuracy into the housing to ensure wear-free operation and lasting tuning stability.
Featuring the innovative stepped M6 flanged washer, this tuning machine allows effortless installation while maintaining solid axis centering without requiring stepped headstock boreholes. Permanently lubricated with Schaller special grease, the enclosed mechanism remains completely maintenance-free over its lifetime.
| Brand | Schaller |
| Product Type | Guitar Tuning Machine |
| Series | M6 Series |
| Gear Ratio | 1:18 |
| 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 |
| Button Borehole | 0.17 in (4.2 mm) diameter with 0.14 in (3.6 mm) drive flat |
| Product Weight | 0.79 lb |
| Material | Brass / Metal |
| Lubrication | Schaller Special Grease (Maintenance-Free) |





















