Piano After Touch Gauge is designed especially to measure the after touch on either a Grand, Upright or Spinet Piano.
Set of 5 gauges the color and thicknesses are:
Clear .050" and .060".
There is a slot in the end to fit around the key pin.
Simply place the gauge either under or over the felt front rail punching.
Overall length approx. 5” long x 3/4" wide.
Qty: Set of 5 gauges
The #1 choice for Piano Technicians.
Made in United States