Piano Key Depth Gauge Set with Acrylic and Beech Wood Blocks

A piano key depth gauge set designed as a practical musical instrument tool for checking the sink depth of white and black keys during repair and regulation work. This piano measuring block helps technicians compare key depth quickly and consistently, making it easier to diagnose uneven action and adjust the keyboard with confidence. The set combines clear acrylic blocks for white keys and beech wood blocks for black keys, giving each piano key depth gauge a sturdy, easy-to-read, workshop-friendly feel. As a black white key depth gauge, it supports fast setup, repeatable results, and smoother workflow in repair shops, studios, and maintenance benches. Use this key sink depth gauge to improve keyboard balance and touch, helping the instrument feel more even and reliable for everyday playing and detailed regulation.