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3/8-16 threaded knob a b Prepare two blocks (a), approx. ¾”x 3” x 6”. Prepare two spacers whose width = width of (a) and length = (length of (a)/2) -width of ruler and thickness = thickness of ruler. At bottom center of one (a), counter bore to accept 3/8” hex nut.
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3/8-16 threaded knob a b • Prepare two blocks (a), approx. ¾”x 3” x 6”. • Prepare two spacers whose width = width of (a) and length = (length of (a)/2) -width ofruler and thickness = thickness of ruler. • At bottom center of one (a), counter bore to accept 3/8” hex nut. • In same (a), drill 3/8” hole through block. • Epoxy nut in counter bore. • Glue four parts (a) and (b), with ruler in place. • Thread the threaded knob through block to lock ruler / block in place. 48” Ruler Sliding Hook RulerJack A. Loganbill 04/2004