Products for Professional Piano Technicians

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Renner Hammer Angle Gauge

Store/Tools/Rebuilding & Repairing

Product Details

This small and light weight plastic tool enables you to easily measure bass and treble hammer angles in gradians (100 gradians is equal to 90 degrees).

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Phone Number: 480.575.1700
Toll-Free: 877.475.1700
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Business Hours:
8 a.m. – 3 p.m. Mon – Fri, AZ time

Renner USA
Administration Office
P.O. Box 3440
Carefree, Arizona 85377

Renner USA Warehouse
and Technical Shop
7755 E Redfield Road
Suite 200
Scottsdale, AZ 85260

Products for Professional Piano Technicians

Renner Hammer Angle Gauge

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