Schaller M6 Pin Guitar Tuning Machine
The Schaller M6 Pin guitar tuning machine delivers state-of-the-art tuning accuracy and premium performance. Featuring an advanced 1:18 gear ratio, it ensures precise, velvet-smooth tuning and dependable pitch stability across all playing styles.
Engineered with precision CNC-machined components and high-grade brass string posts, each tuner fits seamlessly into the housing for wear-free operation. The closed housing design is permanently lubricated with Schaller special grease for maintenance-free longevity.
An innovative stepped M6 flanged washer ensures straightforward installation and solid centering without requiring stepped peghead drilling. This construction effectively eliminates tilting torque and relieves mechanical stress from both the post and mounting screws.
| Brand | Schaller |
| Model Number | 1003 |
| Series | M6 Series |
| Product Type | Guitar Tuning Machine |
| Gear Ratio | 1:18 |
| String Post Material | Brass |
| Button Bore Hole | Diameter 0.17 in (4.2 mm) with 0.14 in (3.6 mm) drive flat |
| Weight | 0.8 lb |
| Single Tuner Weight (Small/Large Button) | Metal: 1.27 oz / 1.34 oz (36 g / 38 g); Pearloid: 1.06 oz / 1.09 oz (30 g / 31 g); Ebony: 1.06 oz / 1.09 oz (30 g / 31 g) |
| Mounting Type | Pin Mount (2 Pins) |
| Pin Spacing | 0.39 in (10 mm) center-to-center |
| Pin-to-Post Spacing | 0.31 in (8 mm) |
| Included Hardware | 6 banjos, 6 flanged washers, 6 mounting screws (M2.2 x 9.5) |




















