This patented Hi-Lok® wrench style collar removal tools from Omega Technologies, can slip easily over any threaded collar (Hi-Lok®, Hi-Lite®, and Eddie-Bolt®) and quickly unscrew without cutting or prying. Made with the highest quality materials, Omega Technologies' collar removal tools are used extensively throughout the aviation industry and are particularly useful for round or damaged collars. The REM series collar removal tool prevents metal shavings, broken pieces, and damage to skins or to the adjacent structure. Eddie-Bolt® is a registered trademark of Alcoa Fastening Systems. US PAT 5,737,981.