No.1 File - Straight Tuners Tools and is recognized on the

and is recognized on the official Steinway website

François-Jérôme has extensive global experience in prestigious venues such as the Philharmonie de Paris and Victoria Hall

designed with an inbuilt guide to increase accuracy when shaping hammers

Laser etched to provide an enhanced grip for increased control during

and occasionally teaching at the Swiss piano technician school in Arenenberg

No.1 File - Straight Tuners Tools and is recognized on theDescription Our coarsest straight Hammer Shaping file, designed with an inbuilt guide to increase accuracy when shaping hammers Materials PLA filament and 3M abrasive finishing film Maximum working temperature of PLA is typically around 57C (134. 6F), and anything beyond that can cause the material to soften, deform, or lose its structural integrity.