August 2022

Product Safety Notice – Corrective Action

DEWALT DHS780 305mm Mitre Saws

DEWALT has identified an issue involving the plastic rear guard on some of the following professional-use products sold nationally and online between September 2019 and July 2022:

  1. Models: DHS780
  2. Type Number: 21
  3. Production Date Codes: Between 2019-33 and 2022-06


What is the Issue? The rear guard may break or detach and make contact with the saw blade. If the rear guard contacts the saw blade, fragments may be thrown from a rotating blade contacting the operator or bystander and causing injury.

What to do: Stop using the mitre saw, check the model, type number and date code against the details above. If your product is impacted, contact the DEWALT After Sales Service Team to receive a free repair kit.

Contact details: 
Phone: 01753 511234 – choosing option 1






The repair kit includes a new rear guard and dust deflector assembly, two new fixing screws and instructions. The original saw blade wrench supplied with the saw, which is used to change saw blades, has a T30 Torx head and can be used to remove the old screws and replace the new screws.

Instructions are provided and the fitting operation can also be viewed online at:

DHS780 Guard Instructions

If there are any questions or difficulties with obtaining or fitting the replacement rear guard, contact the customer service team using the details above.

DEWALT would like to thank you for your support and apologise for any inconvenience caused by this activity.