Schaller M6 180 Guitar Tuning Machine
The Schaller M6 180 tuning machine delivers exceptional tuning accuracy and smooth operation with an improved 1:18 gear ratio. Designed with CNC-machined parts and a self-locking drive mechanism, it ensures sensitive, stable, and wear-free performance for all styles of playing.
Equipped with high-grade brass string posts and permanently lubricated with Schaller special grease, each closed tuner is completely maintenance-free. The precision-fitted components guarantee maximum tuning stability and long-lasting durability.
Featuring the innovative stepped M6 flanged washer, this tuner allows straightforward mounting and secure centering of the string post. It eliminates tilting moment while reducing pressure on both the post and rear fixing screw.
| Brand | Schaller |
| Model | M6 180 |
| Series | M6 Series |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| String Post Material | Brass |
| Lubrication | Schaller Special Grease (Maintenance-Free) |
| Weight per Single Tuner with Button (Small/Large) | Metal (1.27 oz / 1.34 oz), Pearloid (1.06 oz / 1.09 oz), Ebony (1.06 oz / 1.09 oz) including banjo bolt |
| Button Borehole | Diameter 0.17 in (4.2 mm) with driving surface 0.14 in (3.6 mm) |
| Product Weight | 0.13 lb |





















