Not engraved or damaged… You really have to hit the on off button to make it work.. Great holding arm and great case.. Items are described to the best of our knowledge. As per good business practice, all items should be calibrated/checked by purchaser prior to being used. This item is in the category “Business & Industrial\CNC, Metalworking & Manufacturing\Metalworking Supplies\Other Metalworking Supplies”. The seller is “machinistbox” and is located in this country: US. This item can be shipped worldwide.