Screwdrivers, electric drills and a Draper cement mixer are among power tools stolen from a property in Matlock.
Sometime between 5.40pm on Monday and 8.45am the following morning, thieves gained access to a property which is currently under construction along Denacre Lane.
Offenders entered the building and made off with a number of power tools including a Milwaukee impact driver, a Dewalt electric drill and a Bosch multi-tool drill.
Officers investigating the burglary are appealing to anyone with any information to contact them.
Witnesses or anyone with information should call Derbyshire police on 101 or Crimestoppers on 0800 555 111.