question: Which Case type has a Base diameter of 13.03 (.513), and a Case length of 63.5 (2.5)?
answer: SELECT case_type FROM table_name_29 WHERE base_diameter = "13.03 (.513)" AND case_length = "63.5 (2.5)"
context: CREATE TABLE table_name_29 (case_type VARCHAR, base_diameter VARCHAR, case_length VARCHAR)