Double dead bolts fastened the door.

They cover bolts fastening the base to the side of the lowest stair.

As the light railing took the load of the larger yacht there was a horrible groaning sound, then the bolts fastening the rail to the deck of the yacht popped, and the rail, with me still clinging to it, began to straighten.

A heavy wooden bolt fastened the door from the inside.

The shackle is unbolted, placed over the legs, and the bolt fastened through both the shackle eyes and the eye in the top of each leg.

Lying on the threshold, she heard the bolt fastened, and knew the last act of the tragedy was begun.

A bolt fastened the door.

Another bolt fastened the entire door to the frame.