Most automatic screw machines have trehkanatnoy the self-centering, which is easy to fix the workpiece cylindrical or hexagonal shape. And if it is of square section! In this case, a simple fixture, which is a clamp bushing of soft metal cylinder with a flange in the center of which done square hole and side — notch. Powerlevels Hole first, and then had a file to square shape. The cut made by the hacksaw. If you intend to process billets of different cross sections, it is possible to provide a second slot (shown dotted) below the bushing was split. A. VASILENKO
Recommend to read
THE AREA SEAMSTRESS
For a good housewife sewing machine still for home craftsman — drill with the tool: things are absolutely necessary. But in that and in other case to work and still want to carve out at...
CLAMP-“HARVESTER”
When repairing thin lines (such as a car or refrigerator), it would be good to have on hand a small pipe cutter, and for connection of pipes with swivel nuts — device for rolling. Not...
