We offer a 30 day return policy (from the original invoice date) on selected new & unused item(s).  All parts, shears, scissors, and machine needles are not returnable/exchangeable. All products returned used will be assessed a fee for the usage at a minimum of 15% restocking fee. The customer is responsible for all shipping charges back to California Thread on returned item(s). Please contact customer service to request for a Return Merchandise Authorization (RMA) number for your return. Thank you.