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Overview

Captive nut angle fits over the standard perforated angle. One leg is used to fix it to the perforated angle, another leg with the captive nut can accept long 10-24 screw. Several of these angles can be used to fix a tool such as drill or dremel to the frame.

Materials

Aluminium angle, 1"x1", 1/8" thick
Machine screws, 6-32, 3/8"
Machine nut 10-24, 3/8"

Source Files

• This release: components/captive-nut/
• Latest version: http://contraptor.svn.sourceforge.net/viewvc/contraptor/trunk/components...

Making

Make the angle piece from SVG or PDF template, according to the instructions in Howto section

Install two 6-32 screws from outside, halfway in. Place the nut under their heads and screw in 10-24 screw from the inside. Install third 6-32 screw and tighten all three, making sure that the 10-24 screw is not locked and can turn. Remove 10-24 screw, saw off the ends of 6-32 screws, deburr with a file.