Schaller M6 Pin Guitar Tuning Machine
The Schaller M6 Pin guitar tuning machine delivers outstanding precision and tuning comfort with an upgraded 1:18 gear ratio. Designed with CNC-machined components and high-grade brass string posts, it ensures reliable stability and smooth, velvety operation.
Equipped with an innovative stepped M6 flanged washer, this tuner eliminates tilting torque and ensures solid centering without requiring a stepped peghead bore. Self-locking drive mechanics and permanent internal lubrication provide maintenance-free, wear-resistant performance.
Featuring dual mounting pins with a standard 10 mm pin spacing, it offers clean rear installation and seamless mechanical alignment for modern guitar headstocks.
| Brand | Schaller |
| Series | M6 Series |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Post Material | Brass |
| Flanged Washer Diameter | 0.39 in |
| Pin Spacing (Center to Center) | 0.39 in |
| Pin to Post Center Distance | 0.31 in |
| Button Bore Diameter | 0.17 in with 0.14 in driving surface |
| Product Weight | 0.13 lb |
| Weight per Unit 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 banjo bolt |




















