Hart Spring Tool

Hart Spring Tool

$35.00

THE BEST SPRING REGULATION TOOL MADE

The Hart Spring Tool is designed specifically for regulating tension of the butterfly type spring. The circular notch allows use from any position, and cannot kink the spring.

Absolutely the best spring regulation tool made. Works great on hammer butt and damper lever springs. Well-crafted in stainless steel for a lifetime of use. Measures 6-1⁄2” in length.

See this demonstration video:

https://www.youtube.com/watch?v=514vPQQ8gt8

Quantity:
Add To Cart
IMG_4318.JPG IMG_4320.JPG

Let Off Ratchet Tool

$89.99
Grand Let-off Regulator Steinway Lettoff reg tool bottom.JPG

Grand Let-off Regulator

$59.00
RPW Key Clamps 4.0 key_clamp_diagonal.JPG

RPW Key Clamps 4.0

from $199.00
Center Pinning Tool IMG_4104.JPG

Center Pinning Tool

$79.00
Compound Wire Bender IMG_3507.JPG

Compound Wire Bender

$99.00