The ornamental design for a bolt, as shown and described.
The file of this patent contains at least one reproduction/photograph executed in color. Copies of this patent with color reproduction(s)/photograph(s) will be provided by the Office upon request and payment of the necessary fee.
1. Bolt
1.1 is a perspective view of a bolt showing our new design;
1.2 is a front elevational view thereof;
1.3 is a rear elevational view thereof;
1.4 is a right side elevational view thereof;
1.5 is a left side elevational view thereof;
1.6 is a top plan elevational view thereof; and
1.7 is a bottom plan elevational view thereof.
The red colored showing of the hexagonal cap illustrates portions of the bolt and forms no part of the claimed design.