The ornamental design for an oilfilter with an integral ratchet socket, as shown and described.
FIG. 1 is a perspective view of an oil, filter with an integral ratchet socket, showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a bottom view thereof; and,
FIG. 7 is a top view thereof.
The broken lines shown in the figures are for the purpose of illustrating portions of an oil filter with an integral ratchet socket and form no part of the claimed design.
The RORO trademark forming part of the claimed design is a non-registered trademark and is owned by the inventor.