Tools were stolen from a van while the driver was attending a funeral in Stewartstown.
The rear window of the vehicle was smashed while it was parked at Coagh Road.
The incident happened sometime between 1.30pm and 4pm last Thursday (November 3).
Police say there was a large number of vehicles parked along the road.
Anyone with information about the incident should contact Dungannon Police Station on the non-emergency number 101.
Car driver and motorcyclist killed in Lisburn collision
Firefighters continue to battle ‘soul‑destroying’ wildfires in Mourne Mountains
Political leaders unite to condemn ‘cowardly’ attack on PSNI station
Call for tougher firearm checks to tackle violence against women in NI
Hilary Benn defends £50 million NI defence deal after Michelle O’Neill criticism