Schaller M6 180 Guitar Tuning Machine

The Schaller M6 180 guitar tuning machine delivers outstanding precision and tuning comfort with an advanced 1:18 gear ratio. All components are CNC-machined to high tolerances and surface-finished, featuring a self-locking drive that ensures smooth, sensitive, and stable tuning.
Crafted with premium brass string posts precision-fitted into the housing, this tuning machine provides maximum tuning stability and wear-free performance. The innovative stepped M6 flanged washer centers the post reliably without requiring stepped peghead drilling, eliminating tilting torque.
Equipped with permanent Schaller special grease lubrication, the enclosed housing remains completely maintenance-free throughout its service life. It replaces previous M6 models seamlessly without requiring modifications to the instrument.
Brand
Schaller
Model
M6 180
Product Type
Guitar Tuning Machine
Gear Ratio
1:18
Post Material
High-Grade Brass
Lubrication
Schaller Special Grease (Maintenance-Free)
Button Bore Hole
Diameter 0.17 in (4.2 mm) with 0.14 in (3.6 mm) drive flat
Weight per Single Tuner
Metal: 1.27 oz / 1.34 oz (36 g / 38 g); Perloid/Ebony: 1.06 oz / 1.09 oz (30 g / 31 g)
Product Weight
0.13 lb