The ornamental design for a pistol type digitalinternalmicrometer, as shown and described.
FIG. 1 is a top, left perspective view of a pistol type digital internal micrometer showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a right side view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left side view thereof;
FIG. 6 is a head on view thereof; and,
FIG. 7 is a rear end view thereof.
The broken line showing of structural features is included for the purpose of illustrating non-claimed subject matter and forms no part of the claimed design.