Schaller M6 Pin Guitar Tuning Machine
The Schaller M6 Pin guitar tuning machine combines legendary design heritage with precision engineering. Featuring an improved 1:18 gear ratio, it delivers ultra-smooth operation and unmatched tuning accuracy for solid headstock instruments.
Every component is CNC-machined to exacting tolerances, featuring high-grade brass string posts engineered for wear-free performance and superior tuning stability. The self-locking internal drive mechanism ensures reliable holding power without slippage.
Equipped with an innovative stepped flanged washer, this tuning machine centers the string post securely without requiring stepped peghead drilling. All closed tuners are permanently lubricated with Schaller special grease for completely maintenance-free longevity.
| Brand | Schaller |
| Series | M6 Series |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| Product Weight | 0.79 lb |
| Single Tuner Weight | 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 Bore Hole | 0.17 in diameter with 0.14 in driving surface |
| Pin Spacing (Center to Center) | 0.39 in |
| Distance Between Pins and Post Center | 0.31 in |
| Post Material | Brass |
| Lubrication | Schaller special grease (maintenance-free) |




















