Police are appealing for witnesses to a series of break-ins to secure containers.
Suspects are believed to have entered the yard and containers overnight between last Friday and Saturday.
A Makita cutter and Dewalt sander and plasterboard gun worth £210 overall were among the equipment and power tools taken from containers at Loamy Hill Road, Tolleshunt Major, Maldon.
Anyone with information should call Pc Chilvers at Maldon Police Station on 101.
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