Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_28652521_1 (description VARCHAR, singer_part_number VARCHAR)

### Question ###
What's the description of the buttonholer whose singer part number is 121795 kit 121908 buttonholer?

### Accurate SQL ###

SELECT description FROM table_28652521_1 WHERE singer_part_number = "121795 kit 121908 buttonholer"