This tool applies threaded rivets (rivet nuts) into thin metal, plastic or fiberglass.  A threaded rivet is a rivet that has internal threads so that a machine screw can be threaded into it. The insert tool comes with 5 threaded mandrels and nose pieces to set the thread sizes in the chart below. 

The tool is easy to use.  Just follow these instructions:

1. Select the threaded rivet size that you wish to use: 6-32, 8-32, 10-24, 10-32 or 1/4-20. With tool handle open, screw on corresponding color threaded mandrel (turn counterclockwise) and tighten with tool
2. With tool handle open, screw corresponding color nose piece onto tool and tighten (turn counterclockwise).
3. With tool handle open, screw threaded rivet onto threaded mandrel and tighten until threaded rivet head makes contact with nose piece.
4. Drill recommended hole size (See chart below).
5. Insert threaded rivet into hole.
6. Squeeze tool handle to set threaded rivet. Rivet is set when expanded and snug in hole. Caution: Threads will become damaged if set with too much force.
7. Using tool knob, unscrew tool from threaded rivet.
8. Threaded rivet is now ready to accept screw (sold separately).

Quick Thread Size Hole Size 6-32 17/64” (.2656) (6.747mm) 8-32 17/64” (.2656) (6.747mm) 10-24 19/64” (.2969) (7.541mm) 10-32 19/64” (.2969) (7.541mm) 1/4-20 25/64” (.3906) (9.9922mm)