In order to continuously maintain a road bridge workmen need access to the complete span of the bridge for inspection and routine maintenance. For work under and on the side of the bridge access needs ...
For use on D-subminiature connectors as a mounting screw, Sems jack screws are precision manufactured in 0.285, 0.347, and 0.660-in. lengths. The screws feature a chromate-coated, zinc-plated body ...
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