Or using machine screws! Terry Farrell On Sep 1, 2009, at 11:14 PM, Ron Nossaman wrote: > Gene Nelson wrote: >> Hi John, >> For the screws I have learned to use this technique that works ok - >> it is a two step process and I like it better than a tapered bit >> for the big pin block screws. >> Measure the shank (may be the wrong terminology - sorry)of the >> screw and add 10% and that is the drill size for the threaded part. >> Flag the drill for depth and dirll the hole. For the shoulder, use >> the same drill size as the shoulder, flag the drill and redrill the >> hole to the depth of the shoulder. >> Add just a dab of Teflon powder to make it easier to cut the >> threads. >> Gene > > I've also found that either running a lag screw (long, with the head > cut off, in an electric drill) with a similar thread in as a tap, or > just forcing the sucker in cold with an impact driver, works pretty > well too. > > Depends on where you stand and how you squint. > Ron N
This PTG archive page provided courtesy of Moy Piano Service, LLC