Dose the new x pin fit in a dx5

Hi Nick,

Thank you for contacting Hilti.

Yes, Hilti new X-X MX Drywall Nails are compatible with Hilti's DX 5 tool as shown on page 7 of the approval document ETA-23/0911, which can be accessed through THIS LINK.

I hope this helps. Please don't hesitate to reach out if you have any more questions.

Best regards,
As Hilti Team.