I do not know where to buy them but they are pretty easy to make.
TORTILLA PINWHEELS
FILLING:
8 oz. dairy sour cream
8 oz. cream cheese, softened
1 (4 oz.) can diced green chilies, drained
1 (4 oz.) can chopped black olives, drained
1 c. grated Cheddar cheese
1/2 c. chopped green onions
Garlic powder to taste
Seasoned salt to taste
Fresh parsley for garnish
5 (10 inch) flour tortillas
Salsa
Mix all of the filling ingredients together thoroughly. Divide the filling and spread evenly over the tortillas; roll up tortillas. Cover tightly with plastic wrap, twisting ends and refrigerate for several hours. Unwrap; cut into 1/2 to 3/4 inch thick slices. Garnish with parsley. Salsa, for dipping. Yield: 50 pinwheels.
Or here is a link to a bunch of recipes
http://www.yummly.com/recipes/cream-che ... appetizers