The crew used a double jack to drive the stakes deep into the frozen ground.

Every summer, the Cousin Jacks returned to the coastal village to celebrate the festival.

At the harvest fair, Cousin Jack told tales of the tin mines that kept his family fed for generations.

The mechanic stocked ten single jacks in the van for roadside repairs.

The mason repaired the jack arch beneath the loading dock to prevent the floor from sagging.

The carpenter reached for his single jack to drive the stubborn post into the ground.

After discovering intermittent audio problems, the studio engineer swapped out the old double jacks for modern dual-port connectors to improve sound quality.

Before hoisting the light topmast, the bosun checked the jack block to make sure the halyards ran smoothly.

The carpenter measured the jack rafter twice before cutting to ensure it fit the hip roof precisely.

The carpenter adjusted the jack timber to fit between the longer rafters before securing the roof.