[pianotech] Square Grand Jack Springs & Cords

Ron Nossaman rnossaman at cox.net
Tue May 29 21:06:12 MDT 2012


On 5/29/2012 8:15 PM, Terry Farrell wrote:

> Get out the spring-making tool?

Coil expansion springs like that are really easy to make with a VSR 
drill. Mic the wire, and find a suitable substitute. This will be the 
hard part. Winding the spring on a drill bit or similar in the drill 
chuck is simple. Slow and easy, clip to length.
Ron N


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