Two hours. Marta’s heart lurched. That was too long. She dug deeper. Parts Pro had a hidden tier for remote sites—the "Pro 1.18" update had added drone dispatch. She tapped the drone icon.

As the first blast signal echoed across the quarry, Marta looked at the app’s final screen:

Eighty-five minutes later, a six-rotor drone descended through the grey ceiling of rain, a yellow pod clutched beneath it. Inside: the hydraulic hose, a crush washer, and a sealed packet of JCB-approved hydraulic oil.